Home / 1,042,779.13-1,564,760.40-563,000.54

Finding the Fourth Proportional to 1,042,779.13, 1,564,760.40 and 563,000.54

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Solution

The fourth proportional to 1,042,779.13, 1,564,760.40 and 563,000.54 is: 844,820.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,779.13 : 1,564,760.40 = 563,000.54 : x
  2. Step 2: Convert to fraction form
    1,042,779.13/1,564,760.40 = 563,000.54/x
  3. Step 3: Cross multiply
    1,042,779.13x = 1,564,760.40 × 563,000.54
  4. Step 4: Simplify right side
    1,042,779.13x = 880,960,942,346.81
  5. Step 5: Solve for x
    x = 880,960,942,346.81/1,042,779.13
  6. Step 6: Final answer
    x = 844,820.27

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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.