Home / 2,005,688.44-2,767,833.79-1,087,915.29

Finding the Fourth Proportional to 2,005,688.44, 2,767,833.79 and 1,087,915.29

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Solution

The fourth proportional to 2,005,688.44, 2,767,833.79 and 1,087,915.29 is: 1,501,314.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,688.44 : 2,767,833.79 = 1,087,915.29 : x
  2. Step 2: Convert to fraction form
    2,005,688.44/2,767,833.79 = 1,087,915.29/x
  3. Step 3: Cross multiply
    2,005,688.44x = 2,767,833.79 × 1,087,915.29
  4. Step 4: Simplify right side
    2,005,688.44x = 3,011,168,700,319.65
  5. Step 5: Solve for x
    x = 3,011,168,700,319.65/2,005,688.44
  6. Step 6: Final answer
    x = 1,501,314.28

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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.