Home / 1,974,284.64-2,961,427.35-712,112.13

Finding the Fourth Proportional to 1,974,284.64, 2,961,427.35 and 712,112.13

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Solution

The fourth proportional to 1,974,284.64, 2,961,427.35 and 712,112.13 is: 1,068,168.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,284.64 : 2,961,427.35 = 712,112.13 : x
  2. Step 2: Convert to fraction form
    1,974,284.64/2,961,427.35 = 712,112.13/x
  3. Step 3: Cross multiply
    1,974,284.64x = 2,961,427.35 × 712,112.13
  4. Step 4: Simplify right side
    1,974,284.64x = 2,108,868,338,048.76
  5. Step 5: Solve for x
    x = 2,108,868,338,048.76/1,974,284.64
  6. Step 6: Final answer
    x = 1,068,168.34

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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.