Home / 1,531,587.28-2,113,555.72-958,943.44

Finding the Fourth Proportional to 1,531,587.28, 2,113,555.72 and 958,943.44

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Solution

The fourth proportional to 1,531,587.28, 2,113,555.72 and 958,943.44 is: 1,323,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,587.28 : 2,113,555.72 = 958,943.44 : x
  2. Step 2: Convert to fraction form
    1,531,587.28/2,113,555.72 = 958,943.44/x
  3. Step 3: Cross multiply
    1,531,587.28x = 2,113,555.72 × 958,943.44
  4. Step 4: Simplify right side
    1,531,587.28x = 2,026,780,392,768.48
  5. Step 5: Solve for x
    x = 2,026,780,392,768.48/1,531,587.28
  6. Step 6: Final answer
    x = 1,323,320.20

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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.