Home / 1,315,524.80-1,973,287.20-956,856.80

Finding the Fourth Proportional to 1,315,524.80, 1,973,287.20 and 956,856.80

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Solution

The fourth proportional to 1,315,524.80, 1,973,287.20 and 956,856.80 is: 1,435,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,524.80 : 1,973,287.20 = 956,856.80 : x
  2. Step 2: Convert to fraction form
    1,315,524.80/1,973,287.20 = 956,856.80/x
  3. Step 3: Cross multiply
    1,315,524.80x = 1,973,287.20 × 956,856.80
  4. Step 4: Simplify right side
    1,315,524.80x = 1,888,153,275,672.96
  5. Step 5: Solve for x
    x = 1,888,153,275,672.96/1,315,524.80
  6. Step 6: Final answer
    x = 1,435,285.20

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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.