Home / 1,003,880.64-1,385,384.16-568,264.32

Finding the Fourth Proportional to 1,003,880.64, 1,385,384.16 and 568,264.32

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Solution

The fourth proportional to 1,003,880.64, 1,385,384.16 and 568,264.32 is: 784,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,880.64 : 1,385,384.16 = 568,264.32 : x
  2. Step 2: Convert to fraction form
    1,003,880.64/1,385,384.16 = 568,264.32/x
  3. Step 3: Cross multiply
    1,003,880.64x = 1,385,384.16 × 568,264.32
  4. Step 4: Simplify right side
    1,003,880.64x = 787,264,387,621.17
  5. Step 5: Solve for x
    x = 787,264,387,621.17/1,003,880.64
  6. Step 6: Final answer
    x = 784,221.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.