Home / 1,782,646.48-2,672,639.88-1,072,508.14

Finding the Fourth Proportional to 1,782,646.48, 2,672,639.88 and 1,072,508.14

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Solution

The fourth proportional to 1,782,646.48, 2,672,639.88 and 1,072,508.14 is: 1,607,962.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,646.48 : 2,672,639.88 = 1,072,508.14 : x
  2. Step 2: Convert to fraction form
    1,782,646.48/2,672,639.88 = 1,072,508.14/x
  3. Step 3: Cross multiply
    1,782,646.48x = 2,672,639.88 × 1,072,508.14
  4. Step 4: Simplify right side
    1,782,646.48x = 2,866,428,026,588.62
  5. Step 5: Solve for x
    x = 2,866,428,026,588.62/1,782,646.48
  6. Step 6: Final answer
    x = 1,607,962.13

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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.