Home / 2,725,589.40-4,088,384.10-930,499.80

Finding the Fourth Proportional to 2,725,589.40, 4,088,384.10 and 930,499.80

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Solution

The fourth proportional to 2,725,589.40, 4,088,384.10 and 930,499.80 is: 1,395,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,589.40 : 4,088,384.10 = 930,499.80 : x
  2. Step 2: Convert to fraction form
    2,725,589.40/4,088,384.10 = 930,499.80/x
  3. Step 3: Cross multiply
    2,725,589.40x = 4,088,384.10 × 930,499.80
  4. Step 4: Simplify right side
    2,725,589.40x = 3,804,240,587,373.18
  5. Step 5: Solve for x
    x = 3,804,240,587,373.18/2,725,589.40
  6. Step 6: Final answer
    x = 1,395,749.70

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1.5x scale

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.