Home / 1,342,189.77-2,013,024.70-521,526.97

Finding the Fourth Proportional to 1,342,189.77, 2,013,024.70 and 521,526.97

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Solution

The fourth proportional to 1,342,189.77, 2,013,024.70 and 521,526.97 is: 782,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,189.77 : 2,013,024.70 = 521,526.97 : x
  2. Step 2: Convert to fraction form
    1,342,189.77/2,013,024.70 = 521,526.97/x
  3. Step 3: Cross multiply
    1,342,189.77x = 2,013,024.70 × 521,526.97
  4. Step 4: Simplify right side
    1,342,189.77x = 1,049,846,672,326.16
  5. Step 5: Solve for x
    x = 1,049,846,672,326.16/1,342,189.77
  6. Step 6: Final answer
    x = 782,189.45

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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.