Home / 1,678,718.61-2,518,230.17-464,371.32

Finding the Fourth Proportional to 1,678,718.61, 2,518,230.17 and 464,371.32

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Solution

The fourth proportional to 1,678,718.61, 2,518,230.17 and 464,371.32 is: 696,599.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,718.61 : 2,518,230.17 = 464,371.32 : x
  2. Step 2: Convert to fraction form
    1,678,718.61/2,518,230.17 = 464,371.32/x
  3. Step 3: Cross multiply
    1,678,718.61x = 2,518,230.17 × 464,371.32
  4. Step 4: Simplify right side
    1,678,718.61x = 1,169,393,853,193.72
  5. Step 5: Solve for x
    x = 1,169,393,853,193.72/1,678,718.61
  6. Step 6: Final answer
    x = 696,599.09

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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.