Home / 2,406,270-3,320,336.28-1,439,046.96

Finding the Fourth Proportional to 2,406,270, 3,320,336.28 and 1,439,046.96

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Solution

The fourth proportional to 2,406,270, 3,320,336.28 and 1,439,046.96 is: 1,985,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,270 : 3,320,336.28 = 1,439,046.96 : x
  2. Step 2: Convert to fraction form
    2,406,270/3,320,336.28 = 1,439,046.96/x
  3. Step 3: Cross multiply
    2,406,270x = 3,320,336.28 × 1,439,046.96
  4. Step 4: Simplify right side
    2,406,270x = 4,778,119,829,911.71
  5. Step 5: Solve for x
    x = 4,778,119,829,911.71/2,406,270
  6. Step 6: Final answer
    x = 1,985,695.63

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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.