Home / 1,124,431.01-1,551,751.45-615,133.38

Finding the Fourth Proportional to 1,124,431.01, 1,551,751.45 and 615,133.38

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Solution

The fourth proportional to 1,124,431.01, 1,551,751.45 and 615,133.38 is: 848,904.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,431.01 : 1,551,751.45 = 615,133.38 : x
  2. Step 2: Convert to fraction form
    1,124,431.01/1,551,751.45 = 615,133.38/x
  3. Step 3: Cross multiply
    1,124,431.01x = 1,551,751.45 × 615,133.38
  4. Step 4: Simplify right side
    1,124,431.01x = 954,534,112,820.57
  5. Step 5: Solve for x
    x = 954,534,112,820.57/1,124,431.01
  6. Step 6: Final answer
    x = 848,904.12

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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.