Home / 1,539,053.71-2,124,105.10-885,666.30

Finding the Fourth Proportional to 1,539,053.71, 2,124,105.10 and 885,666.30

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Solution

The fourth proportional to 1,539,053.71, 2,124,105.10 and 885,666.30 is: 1,222,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,053.71 : 2,124,105.10 = 885,666.30 : x
  2. Step 2: Convert to fraction form
    1,539,053.71/2,124,105.10 = 885,666.30/x
  3. Step 3: Cross multiply
    1,539,053.71x = 2,124,105.10 × 885,666.30
  4. Step 4: Simplify right side
    1,539,053.71x = 1,881,248,294,107.60
  5. Step 5: Solve for x
    x = 1,881,248,294,107.60/1,539,053.71
  6. Step 6: Final answer
    x = 1,222,340.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.