Home / 1,418,943.75-2,126,567.38-576,510.63

Finding the Fourth Proportional to 1,418,943.75, 2,126,567.38 and 576,510.63

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Solution

The fourth proportional to 1,418,943.75, 2,126,567.38 and 576,510.63 is: 864,015.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,943.75 : 2,126,567.38 = 576,510.63 : x
  2. Step 2: Convert to fraction form
    1,418,943.75/2,126,567.38 = 576,510.63/x
  3. Step 3: Cross multiply
    1,418,943.75x = 2,126,567.38 × 576,510.63
  4. Step 4: Simplify right side
    1,418,943.75x = 1,225,988,699,981.25
  5. Step 5: Solve for x
    x = 1,225,988,699,981.25/1,418,943.75
  6. Step 6: Final answer
    x = 864,015.01

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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.