Home / 2,710,702.72-4,065,016.56-913,103.20

Finding the Fourth Proportional to 2,710,702.72, 4,065,016.56 and 913,103.20

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Solution

The fourth proportional to 2,710,702.72, 4,065,016.56 and 913,103.20 is: 1,369,305.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710,702.72 : 4,065,016.56 = 913,103.20 : x
  2. Step 2: Convert to fraction form
    2,710,702.72/4,065,016.56 = 913,103.20/x
  3. Step 3: Cross multiply
    2,710,702.72x = 4,065,016.56 × 913,103.20
  4. Step 4: Simplify right side
    2,710,702.72x = 3,711,779,628,988.99
  5. Step 5: Solve for x
    x = 3,711,779,628,988.99/2,710,702.72
  6. Step 6: Final answer
    x = 1,369,305.31

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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.