Home / 1,681,451.34-2,522,333.61-670,328.34

Finding the Fourth Proportional to 1,681,451.34, 2,522,333.61 and 670,328.34

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Solution

The fourth proportional to 1,681,451.34, 2,522,333.61 and 670,328.34 is: 1,005,554.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,451.34 : 2,522,333.61 = 670,328.34 : x
  2. Step 2: Convert to fraction form
    1,681,451.34/2,522,333.61 = 670,328.34/x
  3. Step 3: Cross multiply
    1,681,451.34x = 2,522,333.61 × 670,328.34
  4. Step 4: Simplify right side
    1,681,451.34x = 1,690,791,701,717.51
  5. Step 5: Solve for x
    x = 1,690,791,701,717.51/1,681,451.34
  6. Step 6: Final answer
    x = 1,005,554.94

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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.