Home / 2,690,572.98-4,033,728.17-1,342,041.45

Finding the Fourth Proportional to 2,690,572.98, 4,033,728.17 and 1,342,041.45

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Solution

The fourth proportional to 2,690,572.98, 4,033,728.17 and 1,342,041.45 is: 2,011,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,572.98 : 4,033,728.17 = 1,342,041.45 : x
  2. Step 2: Convert to fraction form
    2,690,572.98/4,033,728.17 = 1,342,041.45/x
  3. Step 3: Cross multiply
    2,690,572.98x = 4,033,728.17 × 1,342,041.45
  4. Step 4: Simplify right side
    2,690,572.98x = 5,413,430,402,172.65
  5. Step 5: Solve for x
    x = 5,413,430,402,172.65/2,690,572.98
  6. Step 6: Final answer
    x = 2,011,999.10

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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.