Home / 1,098,461.40-1,646,379.90-565,708.20

Finding the Fourth Proportional to 1,098,461.40, 1,646,379.90 and 565,708.20

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Solution

The fourth proportional to 1,098,461.40, 1,646,379.90 and 565,708.20 is: 847,886.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,461.40 : 1,646,379.90 = 565,708.20 : x
  2. Step 2: Convert to fraction form
    1,098,461.40/1,646,379.90 = 565,708.20/x
  3. Step 3: Cross multiply
    1,098,461.40x = 1,646,379.90 × 565,708.20
  4. Step 4: Simplify right side
    1,098,461.40x = 931,370,609,745.18
  5. Step 5: Solve for x
    x = 931,370,609,745.18/1,098,461.40
  6. Step 6: Final answer
    x = 847,886.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.