Home / 1,061,260.38-1,464,066.15-716,985.66

Finding the Fourth Proportional to 1,061,260.38, 1,464,066.15 and 716,985.66

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Solution

The fourth proportional to 1,061,260.38, 1,464,066.15 and 716,985.66 is: 989,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,260.38 : 1,464,066.15 = 716,985.66 : x
  2. Step 2: Convert to fraction form
    1,061,260.38/1,464,066.15 = 716,985.66/x
  3. Step 3: Cross multiply
    1,061,260.38x = 1,464,066.15 × 716,985.66
  4. Step 4: Simplify right side
    1,061,260.38x = 1,049,714,434,841.41
  5. Step 5: Solve for x
    x = 1,049,714,434,841.41/1,061,260.38
  6. Step 6: Final answer
    x = 989,120.54

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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.