Home / 3,547,621.20-5,320,913.40-1,023,013.20

Finding the Fourth Proportional to 3,547,621.20, 5,320,913.40 and 1,023,013.20

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Solution

The fourth proportional to 3,547,621.20, 5,320,913.40 and 1,023,013.20 is: 1,534,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,621.20 : 5,320,913.40 = 1,023,013.20 : x
  2. Step 2: Convert to fraction form
    3,547,621.20/5,320,913.40 = 1,023,013.20/x
  3. Step 3: Cross multiply
    3,547,621.20x = 5,320,913.40 × 1,023,013.20
  4. Step 4: Simplify right side
    3,547,621.20x = 5,443,364,644,256.88
  5. Step 5: Solve for x
    x = 5,443,364,644,256.88/3,547,621.20
  6. Step 6: Final answer
    x = 1,534,370.31

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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.