Home / 1,145,167.20-1,716,368.40-583,912.80

Finding the Fourth Proportional to 1,145,167.20, 1,716,368.40 and 583,912.80

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Solution

The fourth proportional to 1,145,167.20, 1,716,368.40 and 583,912.80 is: 875,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,167.20 : 1,716,368.40 = 583,912.80 : x
  2. Step 2: Convert to fraction form
    1,145,167.20/1,716,368.40 = 583,912.80/x
  3. Step 3: Cross multiply
    1,145,167.20x = 1,716,368.40 × 583,912.80
  4. Step 4: Simplify right side
    1,145,167.20x = 1,002,209,478,275.52
  5. Step 5: Solve for x
    x = 1,002,209,478,275.52/1,145,167.20
  6. Step 6: Final answer
    x = 875,164.32

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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.