Home / 1,371,420.46-2,057,266.03-472,743.88

Finding the Fourth Proportional to 1,371,420.46, 2,057,266.03 and 472,743.88

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Solution

The fourth proportional to 1,371,420.46, 2,057,266.03 and 472,743.88 is: 709,162.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,420.46 : 2,057,266.03 = 472,743.88 : x
  2. Step 2: Convert to fraction form
    1,371,420.46/2,057,266.03 = 472,743.88/x
  3. Step 3: Cross multiply
    1,371,420.46x = 2,057,266.03 × 472,743.88
  4. Step 4: Simplify right side
    1,371,420.46x = 972,559,925,214.40
  5. Step 5: Solve for x
    x = 972,559,925,214.40/1,371,420.46
  6. Step 6: Final answer
    x = 709,162.48

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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.