Home / 2,255,819.50-3,113,055.03-1,223,329.24

Finding the Fourth Proportional to 2,255,819.50, 3,113,055.03 and 1,223,329.24

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Solution

The fourth proportional to 2,255,819.50, 3,113,055.03 and 1,223,329.24 is: 1,688,207.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,819.50 : 3,113,055.03 = 1,223,329.24 : x
  2. Step 2: Convert to fraction form
    2,255,819.50/3,113,055.03 = 1,223,329.24/x
  3. Step 3: Cross multiply
    2,255,819.50x = 3,113,055.03 × 1,223,329.24
  4. Step 4: Simplify right side
    2,255,819.50x = 3,808,291,243,928.08
  5. Step 5: Solve for x
    x = 3,808,291,243,928.08/2,255,819.50
  6. Step 6: Final answer
    x = 1,688,207.43

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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.