Home / 1,086,872.57-1,499,930.98-603,437.74

Finding the Fourth Proportional to 1,086,872.57, 1,499,930.98 and 603,437.74

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Solution

The fourth proportional to 1,086,872.57, 1,499,930.98 and 603,437.74 is: 832,770.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,872.57 : 1,499,930.98 = 603,437.74 : x
  2. Step 2: Convert to fraction form
    1,086,872.57/1,499,930.98 = 603,437.74/x
  3. Step 3: Cross multiply
    1,086,872.57x = 1,499,930.98 × 603,437.74
  4. Step 4: Simplify right side
    1,086,872.57x = 905,114,960,727.19
  5. Step 5: Solve for x
    x = 905,114,960,727.19/1,086,872.57
  6. Step 6: Final answer
    x = 832,770.08

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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.