Home / 2,918,982-4,377,357.63-1,402,232.70

Finding the Fourth Proportional to 2,918,982, 4,377,357.63 and 1,402,232.70

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Solution

The fourth proportional to 2,918,982, 4,377,357.63 and 1,402,232.70 is: 2,102,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,982 : 4,377,357.63 = 1,402,232.70 : x
  2. Step 2: Convert to fraction form
    2,918,982/4,377,357.63 = 1,402,232.70/x
  3. Step 3: Cross multiply
    2,918,982x = 4,377,357.63 × 1,402,232.70
  4. Step 4: Simplify right side
    2,918,982x = 6,138,074,008,380.50
  5. Step 5: Solve for x
    x = 6,138,074,008,380.50/2,918,982
  6. Step 6: Final answer
    x = 2,102,813.24

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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.