Home / 2,779,680.72-3,838,353.48-1,748,907.12

Finding the Fourth Proportional to 2,779,680.72, 3,838,353.48 and 1,748,907.12

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Solution

The fourth proportional to 2,779,680.72, 3,838,353.48 and 1,748,907.12 is: 2,414,998.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,680.72 : 3,838,353.48 = 1,748,907.12 : x
  2. Step 2: Convert to fraction form
    2,779,680.72/3,838,353.48 = 1,748,907.12/x
  3. Step 3: Cross multiply
    2,779,680.72x = 3,838,353.48 × 1,748,907.12
  4. Step 4: Simplify right side
    2,779,680.72x = 6,712,923,730,248.78
  5. Step 5: Solve for x
    x = 6,712,923,730,248.78/2,779,680.72
  6. Step 6: Final answer
    x = 2,414,998.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.