Home / 2,005,645.10-2,767,769.90-1,087,854.53

Finding the Fourth Proportional to 2,005,645.10, 2,767,769.90 and 1,087,854.53

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Solution

The fourth proportional to 2,005,645.10, 2,767,769.90 and 1,087,854.53 is: 1,501,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,645.10 : 2,767,769.90 = 1,087,854.53 : x
  2. Step 2: Convert to fraction form
    2,005,645.10/2,767,769.90 = 1,087,854.53/x
  3. Step 3: Cross multiply
    2,005,645.10x = 2,767,769.90 × 1,087,854.53
  4. Step 4: Simplify right side
    2,005,645.10x = 3,010,931,018,273.37
  5. Step 5: Solve for x
    x = 3,010,931,018,273.37/2,005,645.10
  6. Step 6: Final answer
    x = 1,501,228.22

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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.