Home / 1,211,510.16-1,670,750.04-957,468.24

Finding the Fourth Proportional to 1,211,510.16, 1,670,750.04 and 957,468.24

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Solution

The fourth proportional to 1,211,510.16, 1,670,750.04 and 957,468.24 is: 1,320,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,510.16 : 1,670,750.04 = 957,468.24 : x
  2. Step 2: Convert to fraction form
    1,211,510.16/1,670,750.04 = 957,468.24/x
  3. Step 3: Cross multiply
    1,211,510.16x = 1,670,750.04 × 957,468.24
  4. Step 4: Simplify right side
    1,211,510.16x = 1,599,690,100,278.73
  5. Step 5: Solve for x
    x = 1,599,690,100,278.73/1,211,510.16
  6. Step 6: Final answer
    x = 1,320,409.98

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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.