Home / 4,927,789.80-7,391,684.70-1,334,111.40

Finding the Fourth Proportional to 4,927,789.80, 7,391,684.70 and 1,334,111.40

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Solution

The fourth proportional to 4,927,789.80, 7,391,684.70 and 1,334,111.40 is: 2,001,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927,789.80 : 7,391,684.70 = 1,334,111.40 : x
  2. Step 2: Convert to fraction form
    4,927,789.80/7,391,684.70 = 1,334,111.40/x
  3. Step 3: Cross multiply
    4,927,789.80x = 7,391,684.70 × 1,334,111.40
  4. Step 4: Simplify right side
    4,927,789.80x = 9,861,330,823,475.58
  5. Step 5: Solve for x
    x = 9,861,330,823,475.58/4,927,789.80
  6. Step 6: Final answer
    x = 2,001,167.10

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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.