Home / 2,667,539.95-4,001,320.14-645,780.66

Finding the Fourth Proportional to 2,667,539.95, 4,001,320.14 and 645,780.66

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Solution

The fourth proportional to 2,667,539.95, 4,001,320.14 and 645,780.66 is: 968,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,539.95 : 4,001,320.14 = 645,780.66 : x
  2. Step 2: Convert to fraction form
    2,667,539.95/4,001,320.14 = 645,780.66/x
  3. Step 3: Cross multiply
    2,667,539.95x = 4,001,320.14 × 645,780.66
  4. Step 4: Simplify right side
    2,667,539.95x = 2,583,975,160,880.49
  5. Step 5: Solve for x
    x = 2,583,975,160,880.49/2,667,539.95
  6. Step 6: Final answer
    x = 968,673.46

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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.