Home / 1,386,027.10-2,079,040.65-854,148.70

Finding the Fourth Proportional to 1,386,027.10, 2,079,040.65 and 854,148.70

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Solution

The fourth proportional to 1,386,027.10, 2,079,040.65 and 854,148.70 is: 1,281,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,027.10 : 2,079,040.65 = 854,148.70 : x
  2. Step 2: Convert to fraction form
    1,386,027.10/2,079,040.65 = 854,148.70/x
  3. Step 3: Cross multiply
    1,386,027.10x = 2,079,040.65 × 854,148.70
  4. Step 4: Simplify right side
    1,386,027.10x = 1,775,809,868,444.65
  5. Step 5: Solve for x
    x = 1,775,809,868,444.65/1,386,027.10
  6. Step 6: Final answer
    x = 1,281,223.05

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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.