Home / 1,124,458.19-1,551,774.78-615,171.50

Finding the Fourth Proportional to 1,124,458.19, 1,551,774.78 and 615,171.50

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Solution

The fourth proportional to 1,124,458.19, 1,551,774.78 and 615,171.50 is: 848,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,458.19 : 1,551,774.78 = 615,171.50 : x
  2. Step 2: Convert to fraction form
    1,124,458.19/1,551,774.78 = 615,171.50/x
  3. Step 3: Cross multiply
    1,124,458.19x = 1,551,774.78 × 615,171.50
  4. Step 4: Simplify right side
    1,124,458.19x = 954,607,619,074.77
  5. Step 5: Solve for x
    x = 954,607,619,074.77/1,124,458.19
  6. Step 6: Final answer
    x = 848,948.97

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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.