Home / 3,398,563.32-4,690,018.70-1,870,659.52

Finding the Fourth Proportional to 3,398,563.32, 4,690,018.70 and 1,870,659.52

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Solution

The fourth proportional to 3,398,563.32, 4,690,018.70 and 1,870,659.52 is: 2,581,510.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,563.32 : 4,690,018.70 = 1,870,659.52 : x
  2. Step 2: Convert to fraction form
    3,398,563.32/4,690,018.70 = 1,870,659.52/x
  3. Step 3: Cross multiply
    3,398,563.32x = 4,690,018.70 × 1,870,659.52
  4. Step 4: Simplify right side
    3,398,563.32x = 8,773,428,130,133.03
  5. Step 5: Solve for x
    x = 8,773,428,130,133.03/3,398,563.32
  6. Step 6: Final answer
    x = 2,581,510.86

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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.