Home / 1,145,564.40-1,718,346.60-1,005,596.40

Finding the Fourth Proportional to 1,145,564.40, 1,718,346.60 and 1,005,596.40

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Solution

The fourth proportional to 1,145,564.40, 1,718,346.60 and 1,005,596.40 is: 1,508,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,564.40 : 1,718,346.60 = 1,005,596.40 : x
  2. Step 2: Convert to fraction form
    1,145,564.40/1,718,346.60 = 1,005,596.40/x
  3. Step 3: Cross multiply
    1,145,564.40x = 1,718,346.60 × 1,005,596.40
  4. Step 4: Simplify right side
    1,145,564.40x = 1,727,963,154,912.24
  5. Step 5: Solve for x
    x = 1,727,963,154,912.24/1,145,564.40
  6. Step 6: Final answer
    x = 1,508,394.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.