Home / 1,370,738.79-2,056,328.51-471,959.55

Finding the Fourth Proportional to 1,370,738.79, 2,056,328.51 and 471,959.55

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Solution

The fourth proportional to 1,370,738.79, 2,056,328.51 and 471,959.55 is: 708,015.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,738.79 : 2,056,328.51 = 471,959.55 : x
  2. Step 2: Convert to fraction form
    1,370,738.79/2,056,328.51 = 471,959.55/x
  3. Step 3: Cross multiply
    1,370,738.79x = 2,056,328.51 × 471,959.55
  4. Step 4: Simplify right side
    1,370,738.79x = 970,503,875,871.97
  5. Step 5: Solve for x
    x = 970,503,875,871.97/1,370,738.79
  6. Step 6: Final answer
    x = 708,015.18

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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.