Home / 1,127,337.36-1,555,745.64-611,108.16

Finding the Fourth Proportional to 1,127,337.36, 1,555,745.64 and 611,108.16

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Solution

The fourth proportional to 1,127,337.36, 1,555,745.64 and 611,108.16 is: 843,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,337.36 : 1,555,745.64 = 611,108.16 : x
  2. Step 2: Convert to fraction form
    1,127,337.36/1,555,745.64 = 611,108.16/x
  3. Step 3: Cross multiply
    1,127,337.36x = 1,555,745.64 × 611,108.16
  4. Step 4: Simplify right side
    1,127,337.36x = 950,728,855,488.42
  5. Step 5: Solve for x
    x = 950,728,855,488.42/1,127,337.36
  6. Step 6: Final answer
    x = 843,340.15

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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.