Home / 1,139,381.03-1,572,539.20-656,225.82

Finding the Fourth Proportional to 1,139,381.03, 1,572,539.20 and 656,225.82

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Solution

The fourth proportional to 1,139,381.03, 1,572,539.20 and 656,225.82 is: 905,703.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,381.03 : 1,572,539.20 = 656,225.82 : x
  2. Step 2: Convert to fraction form
    1,139,381.03/1,572,539.20 = 656,225.82/x
  3. Step 3: Cross multiply
    1,139,381.03x = 1,572,539.20 × 656,225.82
  4. Step 4: Simplify right side
    1,139,381.03x = 1,031,940,824,361.58
  5. Step 5: Solve for x
    x = 1,031,940,824,361.58/1,139,381.03
  6. Step 6: Final answer
    x = 905,703.00

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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.