Home / 1,184,343.12-1,776,051.36-385,430.40

Finding the Fourth Proportional to 1,184,343.12, 1,776,051.36 and 385,430.40

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Solution

The fourth proportional to 1,184,343.12, 1,776,051.36 and 385,430.40 is: 577,994.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,343.12 : 1,776,051.36 = 385,430.40 : x
  2. Step 2: Convert to fraction form
    1,184,343.12/1,776,051.36 = 385,430.40/x
  3. Step 3: Cross multiply
    1,184,343.12x = 1,776,051.36 × 385,430.40
  4. Step 4: Simplify right side
    1,184,343.12x = 684,544,186,105.34
  5. Step 5: Solve for x
    x = 684,544,186,105.34/1,184,343.12
  6. Step 6: Final answer
    x = 577,994.82

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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.