Home / 3,679,359.03-5,518,618.07-983,894.40

Finding the Fourth Proportional to 3,679,359.03, 5,518,618.07 and 983,894.40

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Solution

The fourth proportional to 3,679,359.03, 5,518,618.07 and 983,894.40 is: 1,475,729.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,359.03 : 5,518,618.07 = 983,894.40 : x
  2. Step 2: Convert to fraction form
    3,679,359.03/5,518,618.07 = 983,894.40/x
  3. Step 3: Cross multiply
    3,679,359.03x = 5,518,618.07 × 983,894.40
  4. Step 4: Simplify right side
    3,679,359.03x = 5,429,737,409,892.34
  5. Step 5: Solve for x
    x = 5,429,737,409,892.34/3,679,359.03
  6. Step 6: Final answer
    x = 1,475,729.16

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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.