Home / 1,872,437.40-2,808,656.10-1,589,002.20

Finding the Fourth Proportional to 1,872,437.40, 2,808,656.10 and 1,589,002.20

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Solution

The fourth proportional to 1,872,437.40, 2,808,656.10 and 1,589,002.20 is: 2,383,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,437.40 : 2,808,656.10 = 1,589,002.20 : x
  2. Step 2: Convert to fraction form
    1,872,437.40/2,808,656.10 = 1,589,002.20/x
  3. Step 3: Cross multiply
    1,872,437.40x = 2,808,656.10 × 1,589,002.20
  4. Step 4: Simplify right side
    1,872,437.40x = 4,462,960,721,943.42
  5. Step 5: Solve for x
    x = 4,462,960,721,943.42/1,872,437.40
  6. Step 6: Final answer
    x = 2,383,503.30

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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.