Home / 1,059,873.80-1,587,737.10-637,896.20

Finding the Fourth Proportional to 1,059,873.80, 1,587,737.10 and 637,896.20

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Solution

The fourth proportional to 1,059,873.80, 1,587,737.10 and 637,896.20 is: 955,596.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,873.80 : 1,587,737.10 = 637,896.20 : x
  2. Step 2: Convert to fraction form
    1,059,873.80/1,587,737.10 = 637,896.20/x
  3. Step 3: Cross multiply
    1,059,873.80x = 1,587,737.10 × 637,896.20
  4. Step 4: Simplify right side
    1,059,873.80x = 1,012,811,462,689.02
  5. Step 5: Solve for x
    x = 1,012,811,462,689.02/1,059,873.80
  6. Step 6: Final answer
    x = 955,596.28

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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.