Home / 1,195,288.20-1,793,952.90-485,825.40

Finding the Fourth Proportional to 1,195,288.20, 1,793,952.90 and 485,825.40

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Solution

The fourth proportional to 1,195,288.20, 1,793,952.90 and 485,825.40 is: 729,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,288.20 : 1,793,952.90 = 485,825.40 : x
  2. Step 2: Convert to fraction form
    1,195,288.20/1,793,952.90 = 485,825.40/x
  3. Step 3: Cross multiply
    1,195,288.20x = 1,793,952.90 × 485,825.40
  4. Step 4: Simplify right side
    1,195,288.20x = 871,547,885,223.66
  5. Step 5: Solve for x
    x = 871,547,885,223.66/1,195,288.20
  6. Step 6: Final answer
    x = 729,152.92

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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.