Home / 1,247,754.28-1,719,869.70-975,341.32

Finding the Fourth Proportional to 1,247,754.28, 1,719,869.70 and 975,341.32

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Solution

The fourth proportional to 1,247,754.28, 1,719,869.70 and 975,341.32 is: 1,344,383.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,754.28 : 1,719,869.70 = 975,341.32 : x
  2. Step 2: Convert to fraction form
    1,247,754.28/1,719,869.70 = 975,341.32/x
  3. Step 3: Cross multiply
    1,247,754.28x = 1,719,869.70 × 975,341.32
  4. Step 4: Simplify right side
    1,247,754.28x = 1,677,459,983,426.00
  5. Step 5: Solve for x
    x = 1,677,459,983,426.00/1,247,754.28
  6. Step 6: Final answer
    x = 1,344,383.27

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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.