Home / 1,010,211.79-1,513,652.49-906,039.31

Finding the Fourth Proportional to 1,010,211.79, 1,513,652.49 and 906,039.31

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Solution

The fourth proportional to 1,010,211.79, 1,513,652.49 and 906,039.31 is: 1,357,565.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,211.79 : 1,513,652.49 = 906,039.31 : x
  2. Step 2: Convert to fraction form
    1,010,211.79/1,513,652.49 = 906,039.31/x
  3. Step 3: Cross multiply
    1,010,211.79x = 1,513,652.49 × 906,039.31
  4. Step 4: Simplify right side
    1,010,211.79x = 1,371,428,657,619.38
  5. Step 5: Solve for x
    x = 1,371,428,657,619.38/1,010,211.79
  6. Step 6: Final answer
    x = 1,357,565.48

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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.