Home / 1,516,358.22-2,092,577.94-828,031.41

Finding the Fourth Proportional to 1,516,358.22, 2,092,577.94 and 828,031.41

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Solution

The fourth proportional to 1,516,358.22, 2,092,577.94 and 828,031.41 is: 1,142,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,358.22 : 2,092,577.94 = 828,031.41 : x
  2. Step 2: Convert to fraction form
    1,516,358.22/2,092,577.94 = 828,031.41/x
  3. Step 3: Cross multiply
    1,516,358.22x = 2,092,577.94 × 828,031.41
  4. Step 4: Simplify right side
    1,516,358.22x = 1,732,720,262,193.10
  5. Step 5: Solve for x
    x = 1,732,720,262,193.10/1,516,358.22
  6. Step 6: Final answer
    x = 1,142,685.31

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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.