Home / 1,122,872.10-1,549,567.44-613,574.46

Finding the Fourth Proportional to 1,122,872.10, 1,549,567.44 and 613,574.46

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Solution

The fourth proportional to 1,122,872.10, 1,549,567.44 and 613,574.46 is: 846,734.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,872.10 : 1,549,567.44 = 613,574.46 : x
  2. Step 2: Convert to fraction form
    1,122,872.10/1,549,567.44 = 613,574.46/x
  3. Step 3: Cross multiply
    1,122,872.10x = 1,549,567.44 × 613,574.46
  4. Step 4: Simplify right side
    1,122,872.10x = 950,775,005,231.58
  5. Step 5: Solve for x
    x = 950,775,005,231.58/1,122,872.10
  6. Step 6: Final answer
    x = 846,734.91

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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.