Home / 1,124,455.82-1,551,786.39-615,158.19

Finding the Fourth Proportional to 1,124,455.82, 1,551,786.39 and 615,158.19

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Solution

The fourth proportional to 1,124,455.82, 1,551,786.39 and 615,158.19 is: 848,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,455.82 : 1,551,786.39 = 615,158.19 : x
  2. Step 2: Convert to fraction form
    1,124,455.82/1,551,786.39 = 615,158.19/x
  3. Step 3: Cross multiply
    1,124,455.82x = 1,551,786.39 × 615,158.19
  4. Step 4: Simplify right side
    1,124,455.82x = 954,594,106,939.03
  5. Step 5: Solve for x
    x = 954,594,106,939.03/1,124,455.82
  6. Step 6: Final answer
    x = 848,938.74

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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.