Home / 1,184,051.40-1,776,077.10-436,000.20

Finding the Fourth Proportional to 1,184,051.40, 1,776,077.10 and 436,000.20

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Solution

The fourth proportional to 1,184,051.40, 1,776,077.10 and 436,000.20 is: 654,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,051.40 : 1,776,077.10 = 436,000.20 : x
  2. Step 2: Convert to fraction form
    1,184,051.40/1,776,077.10 = 436,000.20/x
  3. Step 3: Cross multiply
    1,184,051.40x = 1,776,077.10 × 436,000.20
  4. Step 4: Simplify right side
    1,184,051.40x = 774,369,970,815.42
  5. Step 5: Solve for x
    x = 774,369,970,815.42/1,184,051.40
  6. Step 6: Final answer
    x = 654,000.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.