Home / 2,739,287.20-3,779,298.35-1,577,710.20

Finding the Fourth Proportional to 2,739,287.20, 3,779,298.35 and 1,577,710.20

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Solution

The fourth proportional to 2,739,287.20, 3,779,298.35 and 1,577,710.20 is: 2,176,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,287.20 : 3,779,298.35 = 1,577,710.20 : x
  2. Step 2: Convert to fraction form
    2,739,287.20/3,779,298.35 = 1,577,710.20/x
  3. Step 3: Cross multiply
    2,739,287.20x = 3,779,298.35 × 1,577,710.20
  4. Step 4: Simplify right side
    2,739,287.20x = 5,962,637,555,638.17
  5. Step 5: Solve for x
    x = 5,962,637,555,638.17/2,739,287.20
  6. Step 6: Final answer
    x = 2,176,711.36

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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.