Home / 1,122,447.56-1,549,011.69-613,182.74

Finding the Fourth Proportional to 1,122,447.56, 1,549,011.69 and 613,182.74

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Solution

The fourth proportional to 1,122,447.56, 1,549,011.69 and 613,182.74 is: 846,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,447.56 : 1,549,011.69 = 613,182.74 : x
  2. Step 2: Convert to fraction form
    1,122,447.56/1,549,011.69 = 613,182.74/x
  3. Step 3: Cross multiply
    1,122,447.56x = 1,549,011.69 × 613,182.74
  4. Step 4: Simplify right side
    1,122,447.56x = 949,827,232,366.23
  5. Step 5: Solve for x
    x = 949,827,232,366.23/1,122,447.56
  6. Step 6: Final answer
    x = 846,210.79

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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.