Home / 1,401,464.40-2,102,196.60-514,885.20

Finding the Fourth Proportional to 1,401,464.40, 2,102,196.60 and 514,885.20

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Solution

The fourth proportional to 1,401,464.40, 2,102,196.60 and 514,885.20 is: 772,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,464.40 : 2,102,196.60 = 514,885.20 : x
  2. Step 2: Convert to fraction form
    1,401,464.40/2,102,196.60 = 514,885.20/x
  3. Step 3: Cross multiply
    1,401,464.40x = 2,102,196.60 × 514,885.20
  4. Step 4: Simplify right side
    1,401,464.40x = 1,082,389,916,830.32
  5. Step 5: Solve for x
    x = 1,082,389,916,830.32/1,401,464.40
  6. Step 6: Final answer
    x = 772,327.80

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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.