Home / 1,010,208.91-1,513,648.18-906,036.43

Finding the Fourth Proportional to 1,010,208.91, 1,513,648.18 and 906,036.43

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Solution

The fourth proportional to 1,010,208.91, 1,513,648.18 and 906,036.43 is: 1,357,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,208.91 : 1,513,648.18 = 906,036.43 : x
  2. Step 2: Convert to fraction form
    1,010,208.91/1,513,648.18 = 906,036.43/x
  3. Step 3: Cross multiply
    1,010,208.91x = 1,513,648.18 × 906,036.43
  4. Step 4: Simplify right side
    1,010,208.91x = 1,371,420,393,283.20
  5. Step 5: Solve for x
    x = 1,371,420,393,283.20/1,010,208.91
  6. Step 6: Final answer
    x = 1,357,561.17

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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.