Home / 1,098,152.40-1,645,916.40-565,399.20

Finding the Fourth Proportional to 1,098,152.40, 1,645,916.40 and 565,399.20

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Solution

The fourth proportional to 1,098,152.40, 1,645,916.40 and 565,399.20 is: 847,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,152.40 : 1,645,916.40 = 565,399.20 : x
  2. Step 2: Convert to fraction form
    1,098,152.40/1,645,916.40 = 565,399.20/x
  3. Step 3: Cross multiply
    1,098,152.40x = 1,645,916.40 × 565,399.20
  4. Step 4: Simplify right side
    1,098,152.40x = 930,599,815,826.88
  5. Step 5: Solve for x
    x = 930,599,815,826.88/1,098,152.40
  6. Step 6: Final answer
    x = 847,423.20

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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.