Home / 1,721,289.75-2,375,304.96-946,871.50

Finding the Fourth Proportional to 1,721,289.75, 2,375,304.96 and 946,871.50

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Solution

The fourth proportional to 1,721,289.75, 2,375,304.96 and 946,871.50 is: 1,306,641.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,289.75 : 2,375,304.96 = 946,871.50 : x
  2. Step 2: Convert to fraction form
    1,721,289.75/2,375,304.96 = 946,871.50/x
  3. Step 3: Cross multiply
    1,721,289.75x = 2,375,304.96 × 946,871.50
  4. Step 4: Simplify right side
    1,721,289.75x = 2,249,108,570,432.64
  5. Step 5: Solve for x
    x = 2,249,108,570,432.64/1,721,289.75
  6. Step 6: Final answer
    x = 1,306,641.47

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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.