Home / 1,543,970.79-2,316,126.89-532,978.11

Finding the Fourth Proportional to 1,543,970.79, 2,316,126.89 and 532,978.11

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Solution

The fourth proportional to 1,543,970.79, 2,316,126.89 and 532,978.11 is: 799,526.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,970.79 : 2,316,126.89 = 532,978.11 : x
  2. Step 2: Convert to fraction form
    1,543,970.79/2,316,126.89 = 532,978.11/x
  3. Step 3: Cross multiply
    1,543,970.79x = 2,316,126.89 × 532,978.11
  4. Step 4: Simplify right side
    1,543,970.79x = 1,234,444,933,684.82
  5. Step 5: Solve for x
    x = 1,234,444,933,684.82/1,543,970.79
  6. Step 6: Final answer
    x = 799,526.09

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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.