Home / 1,038,426.70-1,556,564.85-564,109.90

Finding the Fourth Proportional to 1,038,426.70, 1,556,564.85 and 564,109.90

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Solution

The fourth proportional to 1,038,426.70, 1,556,564.85 and 564,109.90 is: 845,580.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,426.70 : 1,556,564.85 = 564,109.90 : x
  2. Step 2: Convert to fraction form
    1,038,426.70/1,556,564.85 = 564,109.90/x
  3. Step 3: Cross multiply
    1,038,426.70x = 1,556,564.85 × 564,109.90
  4. Step 4: Simplify right side
    1,038,426.70x = 878,073,641,877.02
  5. Step 5: Solve for x
    x = 878,073,641,877.02/1,038,426.70
  6. Step 6: Final answer
    x = 845,580.76

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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.