Home / 1,139,352.40-1,572,303.54-655,741

Finding the Fourth Proportional to 1,139,352.40, 1,572,303.54 and 655,741

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Solution

The fourth proportional to 1,139,352.40, 1,572,303.54 and 655,741 is: 904,920.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,352.40 : 1,572,303.54 = 655,741 : x
  2. Step 2: Convert to fraction form
    1,139,352.40/1,572,303.54 = 655,741/x
  3. Step 3: Cross multiply
    1,139,352.40x = 1,572,303.54 × 655,741
  4. Step 4: Simplify right side
    1,139,352.40x = 1,031,023,895,623.14
  5. Step 5: Solve for x
    x = 1,031,023,895,623.14/1,139,352.40
  6. Step 6: Final answer
    x = 904,920.98

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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.