Home / 1,124,441.55-1,551,765.90-615,143.94

Finding the Fourth Proportional to 1,124,441.55, 1,551,765.90 and 615,143.94

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Solution

The fourth proportional to 1,124,441.55, 1,551,765.90 and 615,143.94 is: 848,918.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,441.55 : 1,551,765.90 = 615,143.94 : x
  2. Step 2: Convert to fraction form
    1,124,441.55/1,551,765.90 = 615,143.94/x
  3. Step 3: Cross multiply
    1,124,441.55x = 1,551,765.90 × 615,143.94
  4. Step 4: Simplify right side
    1,124,441.55x = 954,559,389,683.65
  5. Step 5: Solve for x
    x = 954,559,389,683.65/1,124,441.55
  6. Step 6: Final answer
    x = 848,918.64

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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.