Home / 1,377,029.70-2,061,607.95-1,235,312.10

Finding the Fourth Proportional to 1,377,029.70, 2,061,607.95 and 1,235,312.10

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Solution

The fourth proportional to 1,377,029.70, 2,061,607.95 and 1,235,312.10 is: 1,849,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,029.70 : 2,061,607.95 = 1,235,312.10 : x
  2. Step 2: Convert to fraction form
    1,377,029.70/2,061,607.95 = 1,235,312.10/x
  3. Step 3: Cross multiply
    1,377,029.70x = 2,061,607.95 × 1,235,312.10
  4. Step 4: Simplify right side
    1,377,029.70x = 2,546,729,246,091.20
  5. Step 5: Solve for x
    x = 2,546,729,246,091.20/1,377,029.70
  6. Step 6: Final answer
    x = 1,849,436.69

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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.