Home / 4,818,567.69-7,229,744.10-2,121,001.81

Finding the Fourth Proportional to 4,818,567.69, 7,229,744.10 and 2,121,001.81

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Solution

The fourth proportional to 4,818,567.69, 7,229,744.10 and 2,121,001.81 is: 3,182,335.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818,567.69 : 7,229,744.10 = 2,121,001.81 : x
  2. Step 2: Convert to fraction form
    4,818,567.69/7,229,744.10 = 2,121,001.81/x
  3. Step 3: Cross multiply
    4,818,567.69x = 7,229,744.10 × 2,121,001.81
  4. Step 4: Simplify right side
    4,818,567.69x = 15,334,300,303,862.46
  5. Step 5: Solve for x
    x = 15,334,300,303,862.46/4,818,567.69
  6. Step 6: Final answer
    x = 3,182,335.77

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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.