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Finding the Fourth Proportional to 6,235,846.80, 9,354,061.80 and 1,976,348.40

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Solution

The fourth proportional to 6,235,846.80, 9,354,061.80 and 1,976,348.40 is: 2,964,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235,846.80 : 9,354,061.80 = 1,976,348.40 : x
  2. Step 2: Convert to fraction form
    6,235,846.80/9,354,061.80 = 1,976,348.40/x
  3. Step 3: Cross multiply
    6,235,846.80x = 9,354,061.80 × 1,976,348.40
  4. Step 4: Simplify right side
    6,235,846.80x = 18,486,885,071,931.12
  5. Step 5: Solve for x
    x = 18,486,885,071,931.12/6,235,846.80
  6. Step 6: Final answer
    x = 2,964,615.02

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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.