Home / 963,607.40-1,445,411.10-926,865.80

Finding the Fourth Proportional to 963,607.40, 1,445,411.10 and 926,865.80

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Solution

The fourth proportional to 963,607.40, 1,445,411.10 and 926,865.80 is: 1,390,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,607.40 : 1,445,411.10 = 926,865.80 : x
  2. Step 2: Convert to fraction form
    963,607.40/1,445,411.10 = 926,865.80/x
  3. Step 3: Cross multiply
    963,607.40x = 1,445,411.10 × 926,865.80
  4. Step 4: Simplify right side
    963,607.40x = 1,339,702,115,530.38
  5. Step 5: Solve for x
    x = 1,339,702,115,530.38/963,607.40
  6. Step 6: Final answer
    x = 1,390,298.70

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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.