Home / 2,120,572.52-2,925,274.74-1,260,521

Finding the Fourth Proportional to 2,120,572.52, 2,925,274.74 and 1,260,521

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Solution

The fourth proportional to 2,120,572.52, 2,925,274.74 and 1,260,521 is: 1,738,856.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,572.52 : 2,925,274.74 = 1,260,521 : x
  2. Step 2: Convert to fraction form
    2,120,572.52/2,925,274.74 = 1,260,521/x
  3. Step 3: Cross multiply
    2,120,572.52x = 2,925,274.74 × 1,260,521
  4. Step 4: Simplify right side
    2,120,572.52x = 3,687,370,240,539.54
  5. Step 5: Solve for x
    x = 3,687,370,240,539.54/2,120,572.52
  6. Step 6: Final answer
    x = 1,738,856.00

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Double scale
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1.5x scale

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.