Home / 1,155,840.12-1,733,772.06-516,176.40

Finding the Fourth Proportional to 1,155,840.12, 1,733,772.06 and 516,176.40

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Solution

The fourth proportional to 1,155,840.12, 1,733,772.06 and 516,176.40 is: 774,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,840.12 : 1,733,772.06 = 516,176.40 : x
  2. Step 2: Convert to fraction form
    1,155,840.12/1,733,772.06 = 516,176.40/x
  3. Step 3: Cross multiply
    1,155,840.12x = 1,733,772.06 × 516,176.40
  4. Step 4: Simplify right side
    1,155,840.12x = 894,932,220,351.38
  5. Step 5: Solve for x
    x = 894,932,220,351.38/1,155,840.12
  6. Step 6: Final answer
    x = 774,269.91

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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.