Home / 1,249,484.40-1,873,789.20-650,246.40

Finding the Fourth Proportional to 1,249,484.40, 1,873,789.20 and 650,246.40

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Solution

The fourth proportional to 1,249,484.40, 1,873,789.20 and 650,246.40 is: 975,141.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,484.40 : 1,873,789.20 = 650,246.40 : x
  2. Step 2: Convert to fraction form
    1,249,484.40/1,873,789.20 = 650,246.40/x
  3. Step 3: Cross multiply
    1,249,484.40x = 1,873,789.20 × 650,246.40
  4. Step 4: Simplify right side
    1,249,484.40x = 1,218,424,681,658.88
  5. Step 5: Solve for x
    x = 1,218,424,681,658.88/1,249,484.40
  6. Step 6: Final answer
    x = 975,141.97

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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.