Home / 1,544,206.40-2,315,229.60-912,795.20

Finding the Fourth Proportional to 1,544,206.40, 2,315,229.60 and 912,795.20

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Solution

The fourth proportional to 1,544,206.40, 2,315,229.60 and 912,795.20 is: 1,368,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,206.40 : 2,315,229.60 = 912,795.20 : x
  2. Step 2: Convert to fraction form
    1,544,206.40/2,315,229.60 = 912,795.20/x
  3. Step 3: Cross multiply
    1,544,206.40x = 2,315,229.60 × 912,795.20
  4. Step 4: Simplify right side
    1,544,206.40x = 2,113,330,465,777.92
  5. Step 5: Solve for x
    x = 2,113,330,465,777.92/1,544,206.40
  6. Step 6: Final answer
    x = 1,368,554.40

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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.