Home / 1,447,726.40-2,172,436.32-606,207.68

Finding the Fourth Proportional to 1,447,726.40, 2,172,436.32 and 606,207.68

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Solution

The fourth proportional to 1,447,726.40, 2,172,436.32 and 606,207.68 is: 909,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,726.40 : 2,172,436.32 = 606,207.68 : x
  2. Step 2: Convert to fraction form
    1,447,726.40/2,172,436.32 = 606,207.68/x
  3. Step 3: Cross multiply
    1,447,726.40x = 2,172,436.32 × 606,207.68
  4. Step 4: Simplify right side
    1,447,726.40x = 1,316,947,581,494.94
  5. Step 5: Solve for x
    x = 1,316,947,581,494.94/1,447,726.40
  6. Step 6: Final answer
    x = 909,666.07

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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.