Home / 2,488,713.40-3,737,006.70-1,890,350.20

Finding the Fourth Proportional to 2,488,713.40, 3,737,006.70 and 1,890,350.20

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Solution

The fourth proportional to 2,488,713.40, 3,737,006.70 and 1,890,350.20 is: 2,838,515.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,713.40 : 3,737,006.70 = 1,890,350.20 : x
  2. Step 2: Convert to fraction form
    2,488,713.40/3,737,006.70 = 1,890,350.20/x
  3. Step 3: Cross multiply
    2,488,713.40x = 3,737,006.70 × 1,890,350.20
  4. Step 4: Simplify right side
    2,488,713.40x = 7,064,251,362,746.34
  5. Step 5: Solve for x
    x = 7,064,251,362,746.34/2,488,713.40
  6. Step 6: Final answer
    x = 2,838,515.42

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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.