Home / 1,820,158.98-2,730,589.61-698,140.50

Finding the Fourth Proportional to 1,820,158.98, 2,730,589.61 and 698,140.50

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Solution

The fourth proportional to 1,820,158.98, 2,730,589.61 and 698,140.50 is: 1,047,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,158.98 : 2,730,589.61 = 698,140.50 : x
  2. Step 2: Convert to fraction form
    1,820,158.98/2,730,589.61 = 698,140.50/x
  3. Step 3: Cross multiply
    1,820,158.98x = 2,730,589.61 × 698,140.50
  4. Step 4: Simplify right side
    1,820,158.98x = 1,906,335,192,129.50
  5. Step 5: Solve for x
    x = 1,906,335,192,129.50/1,820,158.98
  6. Step 6: Final answer
    x = 1,047,345.43

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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.