Home / 1,097,726.80-1,646,718.20-349,848.40

Finding the Fourth Proportional to 1,097,726.80, 1,646,718.20 and 349,848.40

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Solution

The fourth proportional to 1,097,726.80, 1,646,718.20 and 349,848.40 is: 524,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,726.80 : 1,646,718.20 = 349,848.40 : x
  2. Step 2: Convert to fraction form
    1,097,726.80/1,646,718.20 = 349,848.40/x
  3. Step 3: Cross multiply
    1,097,726.80x = 1,646,718.20 × 349,848.40
  4. Step 4: Simplify right side
    1,097,726.80x = 576,101,727,520.88
  5. Step 5: Solve for x
    x = 576,101,727,520.88/1,097,726.80
  6. Step 6: Final answer
    x = 524,813.39

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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.