Home / 1,779,330.90-2,455,652.26-1,015,498.74

Finding the Fourth Proportional to 1,779,330.90, 2,455,652.26 and 1,015,498.74

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Solution

The fourth proportional to 1,779,330.90, 2,455,652.26 and 1,015,498.74 is: 1,401,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,330.90 : 2,455,652.26 = 1,015,498.74 : x
  2. Step 2: Convert to fraction form
    1,779,330.90/2,455,652.26 = 1,015,498.74/x
  3. Step 3: Cross multiply
    1,779,330.90x = 2,455,652.26 × 1,015,498.74
  4. Step 4: Simplify right side
    1,779,330.90x = 2,493,711,775,908.15
  5. Step 5: Solve for x
    x = 2,493,711,775,908.15/1,779,330.90
  6. Step 6: Final answer
    x = 1,401,488.49

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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.