Home / 1,113,162.60-1,667,518-513,302.52

Finding the Fourth Proportional to 1,113,162.60, 1,667,518 and 513,302.52

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Solution

The fourth proportional to 1,113,162.60, 1,667,518 and 513,302.52 is: 768,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,162.60 : 1,667,518 = 513,302.52 : x
  2. Step 2: Convert to fraction form
    1,113,162.60/1,667,518 = 513,302.52/x
  3. Step 3: Cross multiply
    1,113,162.60x = 1,667,518 × 513,302.52
  4. Step 4: Simplify right side
    1,113,162.60x = 855,941,191,545.36
  5. Step 5: Solve for x
    x = 855,941,191,545.36/1,113,162.60
  6. Step 6: Final answer
    x = 768,927.37

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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.