Home / 1,343,059.72-2,013,323.04-668,503.26

Finding the Fourth Proportional to 1,343,059.72, 2,013,323.04 and 668,503.26

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Solution

The fourth proportional to 1,343,059.72, 2,013,323.04 and 668,503.26 is: 1,002,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,059.72 : 2,013,323.04 = 668,503.26 : x
  2. Step 2: Convert to fraction form
    1,343,059.72/2,013,323.04 = 668,503.26/x
  3. Step 3: Cross multiply
    1,343,059.72x = 2,013,323.04 × 668,503.26
  4. Step 4: Simplify right side
    1,343,059.72x = 1,345,913,015,673.11
  5. Step 5: Solve for x
    x = 1,345,913,015,673.11/1,343,059.72
  6. Step 6: Final answer
    x = 1,002,124.47

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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.