Home / 1,429,799.04-2,145,398.40-1,011,761.28

Finding the Fourth Proportional to 1,429,799.04, 2,145,398.40 and 1,011,761.28

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Solution

The fourth proportional to 1,429,799.04, 2,145,398.40 and 1,011,761.28 is: 1,518,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,799.04 : 2,145,398.40 = 1,011,761.28 : x
  2. Step 2: Convert to fraction form
    1,429,799.04/2,145,398.40 = 1,011,761.28/x
  3. Step 3: Cross multiply
    1,429,799.04x = 2,145,398.40 × 1,011,761.28
  4. Step 4: Simplify right side
    1,429,799.04x = 2,170,631,031,293.95
  5. Step 5: Solve for x
    x = 2,170,631,031,293.95/1,429,799.04
  6. Step 6: Final answer
    x = 1,518,137.14

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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.