Home / 1,055,512-1,456,598.36-572,064.72

Finding the Fourth Proportional to 1,055,512, 1,456,598.36 and 572,064.72

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Solution

The fourth proportional to 1,055,512, 1,456,598.36 and 572,064.72 is: 789,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,512 : 1,456,598.36 = 572,064.72 : x
  2. Step 2: Convert to fraction form
    1,055,512/1,456,598.36 = 572,064.72/x
  3. Step 3: Cross multiply
    1,055,512x = 1,456,598.36 × 572,064.72
  4. Step 4: Simplify right side
    1,055,512x = 833,268,532,965.86
  5. Step 5: Solve for x
    x = 833,268,532,965.86/1,055,512
  6. Step 6: Final answer
    x = 789,444.87

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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.