Home / 1,997,331.12-2,995,558.20-577,078.20

Finding the Fourth Proportional to 1,997,331.12, 2,995,558.20 and 577,078.20

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Solution

The fourth proportional to 1,997,331.12, 2,995,558.20 and 577,078.20 is: 865,490.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,331.12 : 2,995,558.20 = 577,078.20 : x
  2. Step 2: Convert to fraction form
    1,997,331.12/2,995,558.20 = 577,078.20/x
  3. Step 3: Cross multiply
    1,997,331.12x = 2,995,558.20 × 577,078.20
  4. Step 4: Simplify right side
    1,997,331.12x = 1,728,671,334,051.24
  5. Step 5: Solve for x
    x = 1,728,671,334,051.24/1,997,331.12
  6. Step 6: Final answer
    x = 865,490.61

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1.5x scale

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.