Home / 1,001,641.71-1,382,235.51-571,837.89

Finding the Fourth Proportional to 1,001,641.71, 1,382,235.51 and 571,837.89

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Solution

The fourth proportional to 1,001,641.71, 1,382,235.51 and 571,837.89 is: 789,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,641.71 : 1,382,235.51 = 571,837.89 : x
  2. Step 2: Convert to fraction form
    1,001,641.71/1,382,235.51 = 571,837.89/x
  3. Step 3: Cross multiply
    1,001,641.71x = 1,382,235.51 × 571,837.89
  4. Step 4: Simplify right side
    1,001,641.71x = 790,414,637,521.47
  5. Step 5: Solve for x
    x = 790,414,637,521.47/1,001,641.71
  6. Step 6: Final answer
    x = 789,119.13

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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.