Home / 3,156,205.93-4,355,649.72-1,932,488.17

Finding the Fourth Proportional to 3,156,205.93, 4,355,649.72 and 1,932,488.17

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Solution

The fourth proportional to 3,156,205.93, 4,355,649.72 and 1,932,488.17 is: 2,666,886.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,205.93 : 4,355,649.72 = 1,932,488.17 : x
  2. Step 2: Convert to fraction form
    3,156,205.93/4,355,649.72 = 1,932,488.17/x
  3. Step 3: Cross multiply
    3,156,205.93x = 4,355,649.72 × 1,932,488.17
  4. Step 4: Simplify right side
    3,156,205.93x = 8,417,241,525,123.12
  5. Step 5: Solve for x
    x = 8,417,241,525,123.12/3,156,205.93
  6. Step 6: Final answer
    x = 2,666,886.04

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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.