Home / 5,315,330.19-7,974,158.04-1,721,460.43

Finding the Fourth Proportional to 5,315,330.19, 7,974,158.04 and 1,721,460.43

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Solution

The fourth proportional to 5,315,330.19, 7,974,158.04 and 1,721,460.43 is: 2,582,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,330.19 : 7,974,158.04 = 1,721,460.43 : x
  2. Step 2: Convert to fraction form
    5,315,330.19/7,974,158.04 = 1,721,460.43/x
  3. Step 3: Cross multiply
    5,315,330.19x = 7,974,158.04 × 1,721,460.43
  4. Step 4: Simplify right side
    5,315,330.19x = 13,727,197,508,490.96
  5. Step 5: Solve for x
    x = 13,727,197,508,490.96/5,315,330.19
  6. Step 6: Final answer
    x = 2,582,567.22

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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.