Home / 1,340,322.15-1,849,685.85-767,546.85

Finding the Fourth Proportional to 1,340,322.15, 1,849,685.85 and 767,546.85

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Solution

The fourth proportional to 1,340,322.15, 1,849,685.85 and 767,546.85 is: 1,059,238.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,322.15 : 1,849,685.85 = 767,546.85 : x
  2. Step 2: Convert to fraction form
    1,340,322.15/1,849,685.85 = 767,546.85/x
  3. Step 3: Cross multiply
    1,340,322.15x = 1,849,685.85 × 767,546.85
  4. Step 4: Simplify right side
    1,340,322.15x = 1,419,720,547,657.07
  5. Step 5: Solve for x
    x = 1,419,720,547,657.07/1,340,322.15
  6. Step 6: Final answer
    x = 1,059,238.29

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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.