Home / 1,116,568.08-1,541,264.76-663,858

Finding the Fourth Proportional to 1,116,568.08, 1,541,264.76 and 663,858

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Solution

The fourth proportional to 1,116,568.08, 1,541,264.76 and 663,858 is: 916,362.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,568.08 : 1,541,264.76 = 663,858 : x
  2. Step 2: Convert to fraction form
    1,116,568.08/1,541,264.76 = 663,858/x
  3. Step 3: Cross multiply
    1,116,568.08x = 1,541,264.76 × 663,858
  4. Step 4: Simplify right side
    1,116,568.08x = 1,023,180,941,044.08
  5. Step 5: Solve for x
    x = 1,023,180,941,044.08/1,116,568.08
  6. Step 6: Final answer
    x = 916,362.34

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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.