Home / 1,018,233.60-1,527,350.40-1,012,012.80

Finding the Fourth Proportional to 1,018,233.60, 1,527,350.40 and 1,012,012.80

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Solution

The fourth proportional to 1,018,233.60, 1,527,350.40 and 1,012,012.80 is: 1,518,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,233.60 : 1,527,350.40 = 1,012,012.80 : x
  2. Step 2: Convert to fraction form
    1,018,233.60/1,527,350.40 = 1,012,012.80/x
  3. Step 3: Cross multiply
    1,018,233.60x = 1,527,350.40 × 1,012,012.80
  4. Step 4: Simplify right side
    1,018,233.60x = 1,545,698,154,885.12
  5. Step 5: Solve for x
    x = 1,545,698,154,885.12/1,018,233.60
  6. Step 6: Final answer
    x = 1,518,019.20

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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.