Home / 1,897,931.80-2,843,441.70-898,456.60

Finding the Fourth Proportional to 1,897,931.80, 2,843,441.70 and 898,456.60

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Solution

The fourth proportional to 1,897,931.80, 2,843,441.70 and 898,456.60 is: 1,346,048.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,931.80 : 2,843,441.70 = 898,456.60 : x
  2. Step 2: Convert to fraction form
    1,897,931.80/2,843,441.70 = 898,456.60/x
  3. Step 3: Cross multiply
    1,897,931.80x = 2,843,441.70 × 898,456.60
  4. Step 4: Simplify right side
    1,897,931.80x = 2,554,708,962,080.22
  5. Step 5: Solve for x
    x = 2,554,708,962,080.22/1,897,931.80
  6. Step 6: Final answer
    x = 1,346,048.87

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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.