Home / 1,779,332.39-2,455,654.34-1,015,500.23

Finding the Fourth Proportional to 1,779,332.39, 2,455,654.34 and 1,015,500.23

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Solution

The fourth proportional to 1,779,332.39, 2,455,654.34 and 1,015,500.23 is: 1,401,490.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,332.39 : 2,455,654.34 = 1,015,500.23 : x
  2. Step 2: Convert to fraction form
    1,779,332.39/2,455,654.34 = 1,015,500.23/x
  3. Step 3: Cross multiply
    1,779,332.39x = 2,455,654.34 × 1,015,500.23
  4. Step 4: Simplify right side
    1,779,332.39x = 2,493,717,541,993.00
  5. Step 5: Solve for x
    x = 2,493,717,541,993.00/1,779,332.39
  6. Step 6: Final answer
    x = 1,401,490.56

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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.