Home / 1,657,969.52-2,287,997.90-942,577.52

Finding the Fourth Proportional to 1,657,969.52, 2,287,997.90 and 942,577.52

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Solution

The fourth proportional to 1,657,969.52, 2,287,997.90 and 942,577.52 is: 1,300,756.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,969.52 : 2,287,997.90 = 942,577.52 : x
  2. Step 2: Convert to fraction form
    1,657,969.52/2,287,997.90 = 942,577.52/x
  3. Step 3: Cross multiply
    1,657,969.52x = 2,287,997.90 × 942,577.52
  4. Step 4: Simplify right side
    1,657,969.52x = 2,156,615,386,347.21
  5. Step 5: Solve for x
    x = 2,156,615,386,347.21/1,657,969.52
  6. Step 6: Final answer
    x = 1,300,756.96

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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.