Home / 1,178,050.80-1,625,665.40-719,931.52

Finding the Fourth Proportional to 1,178,050.80, 1,625,665.40 and 719,931.52

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Solution

The fourth proportional to 1,178,050.80, 1,625,665.40 and 719,931.52 is: 993,478.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,050.80 : 1,625,665.40 = 719,931.52 : x
  2. Step 2: Convert to fraction form
    1,178,050.80/1,625,665.40 = 719,931.52/x
  3. Step 3: Cross multiply
    1,178,050.80x = 1,625,665.40 × 719,931.52
  4. Step 4: Simplify right side
    1,178,050.80x = 1,170,367,762,433.41
  5. Step 5: Solve for x
    x = 1,170,367,762,433.41/1,178,050.80
  6. Step 6: Final answer
    x = 993,478.18

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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.