Home / 1,836,290.72-2,754,432.41-488,454.93

Finding the Fourth Proportional to 1,836,290.72, 2,754,432.41 and 488,454.93

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Solution

The fourth proportional to 1,836,290.72, 2,754,432.41 and 488,454.93 is: 732,681.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,290.72 : 2,754,432.41 = 488,454.93 : x
  2. Step 2: Convert to fraction form
    1,836,290.72/2,754,432.41 = 488,454.93/x
  3. Step 3: Cross multiply
    1,836,290.72x = 2,754,432.41 × 488,454.93
  4. Step 4: Simplify right side
    1,836,290.72x = 1,345,416,087,574.01
  5. Step 5: Solve for x
    x = 1,345,416,087,574.01/1,836,290.72
  6. Step 6: Final answer
    x = 732,681.42

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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.