Home / 1,454,222.12-2,006,307.02-842,040.68

Finding the Fourth Proportional to 1,454,222.12, 2,006,307.02 and 842,040.68

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Solution

The fourth proportional to 1,454,222.12, 2,006,307.02 and 842,040.68 is: 1,161,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,222.12 : 2,006,307.02 = 842,040.68 : x
  2. Step 2: Convert to fraction form
    1,454,222.12/2,006,307.02 = 842,040.68/x
  3. Step 3: Cross multiply
    1,454,222.12x = 2,006,307.02 × 842,040.68
  4. Step 4: Simplify right side
    1,454,222.12x = 1,689,392,127,409.57
  5. Step 5: Solve for x
    x = 1,689,392,127,409.57/1,454,222.12
  6. Step 6: Final answer
    x = 1,161,715.33

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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.