Home / 1,139,556.24-1,572,983.28-656,314.20

Finding the Fourth Proportional to 1,139,556.24, 1,572,983.28 and 656,314.20

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Solution

The fourth proportional to 1,139,556.24, 1,572,983.28 and 656,314.20 is: 905,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,556.24 : 1,572,983.28 = 656,314.20 : x
  2. Step 2: Convert to fraction form
    1,139,556.24/1,572,983.28 = 656,314.20/x
  3. Step 3: Cross multiply
    1,139,556.24x = 1,572,983.28 × 656,314.20
  4. Step 4: Simplify right side
    1,139,556.24x = 1,032,371,263,026.58
  5. Step 5: Solve for x
    x = 1,032,371,263,026.58/1,139,556.24
  6. Step 6: Final answer
    x = 905,941.48

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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.