Home / 2,166,642.38-3,249,955.62-650,318.74

Finding the Fourth Proportional to 2,166,642.38, 3,249,955.62 and 650,318.74

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Solution

The fourth proportional to 2,166,642.38, 3,249,955.62 and 650,318.74 is: 975,475.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,642.38 : 3,249,955.62 = 650,318.74 : x
  2. Step 2: Convert to fraction form
    2,166,642.38/3,249,955.62 = 650,318.74/x
  3. Step 3: Cross multiply
    2,166,642.38x = 3,249,955.62 × 650,318.74
  4. Step 4: Simplify right side
    2,166,642.38x = 2,113,507,043,854.32
  5. Step 5: Solve for x
    x = 2,113,507,043,854.32/2,166,642.38
  6. Step 6: Final answer
    x = 975,475.72

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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.