Home / 1,249,219.61-1,723,922.70-676,259.36

Finding the Fourth Proportional to 1,249,219.61, 1,723,922.70 and 676,259.36

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Solution

The fourth proportional to 1,249,219.61, 1,723,922.70 and 676,259.36 is: 933,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,219.61 : 1,723,922.70 = 676,259.36 : x
  2. Step 2: Convert to fraction form
    1,249,219.61/1,723,922.70 = 676,259.36/x
  3. Step 3: Cross multiply
    1,249,219.61x = 1,723,922.70 × 676,259.36
  4. Step 4: Simplify right side
    1,249,219.61x = 1,165,818,861,791.47
  5. Step 5: Solve for x
    x = 1,165,818,861,791.47/1,249,219.61
  6. Step 6: Final answer
    x = 933,237.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.