Home / 1,384,310.10-2,076,465.15-636,356.10

Finding the Fourth Proportional to 1,384,310.10, 2,076,465.15 and 636,356.10

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Solution

The fourth proportional to 1,384,310.10, 2,076,465.15 and 636,356.10 is: 954,534.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,310.10 : 2,076,465.15 = 636,356.10 : x
  2. Step 2: Convert to fraction form
    1,384,310.10/2,076,465.15 = 636,356.10/x
  3. Step 3: Cross multiply
    1,384,310.10x = 2,076,465.15 × 636,356.10
  4. Step 4: Simplify right side
    1,384,310.10x = 1,321,371,264,639.91
  5. Step 5: Solve for x
    x = 1,321,371,264,639.91/1,384,310.10
  6. Step 6: Final answer
    x = 954,534.15

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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.