Home / 1,386,027.80-2,079,041.70-937,255.40

Finding the Fourth Proportional to 1,386,027.80, 2,079,041.70 and 937,255.40

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Solution

The fourth proportional to 1,386,027.80, 2,079,041.70 and 937,255.40 is: 1,405,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,027.80 : 2,079,041.70 = 937,255.40 : x
  2. Step 2: Convert to fraction form
    1,386,027.80/2,079,041.70 = 937,255.40/x
  3. Step 3: Cross multiply
    1,386,027.80x = 2,079,041.70 × 937,255.40
  4. Step 4: Simplify right side
    1,386,027.80x = 1,948,593,060,150.18
  5. Step 5: Solve for x
    x = 1,948,593,060,150.18/1,386,027.80
  6. Step 6: Final answer
    x = 1,405,883.10

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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.