Home / 1,284,226.66-1,772,127.65-732,939.66

Finding the Fourth Proportional to 1,284,226.66, 1,772,127.65 and 732,939.66

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Solution

The fourth proportional to 1,284,226.66, 1,772,127.65 and 732,939.66 is: 1,011,396.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,226.66 : 1,772,127.65 = 732,939.66 : x
  2. Step 2: Convert to fraction form
    1,284,226.66/1,772,127.65 = 732,939.66/x
  3. Step 3: Cross multiply
    1,284,226.66x = 1,772,127.65 × 732,939.66
  4. Step 4: Simplify right side
    1,284,226.66x = 1,298,862,639,099.95
  5. Step 5: Solve for x
    x = 1,298,862,639,099.95/1,284,226.66
  6. Step 6: Final answer
    x = 1,011,396.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.