Home / 5,086,547.12-7,629,801.20-1,300,023.92

Finding the Fourth Proportional to 5,086,547.12, 7,629,801.20 and 1,300,023.92

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Solution

The fourth proportional to 5,086,547.12, 7,629,801.20 and 1,300,023.92 is: 1,950,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086,547.12 : 7,629,801.20 = 1,300,023.92 : x
  2. Step 2: Convert to fraction form
    5,086,547.12/7,629,801.20 = 1,300,023.92/x
  3. Step 3: Cross multiply
    5,086,547.12x = 7,629,801.20 × 1,300,023.92
  4. Step 4: Simplify right side
    5,086,547.12x = 9,918,924,064,844.70
  5. Step 5: Solve for x
    x = 9,918,924,064,844.70/5,086,547.12
  6. Step 6: Final answer
    x = 1,950,030.90

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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.