Home / 1,423,332.80-2,134,999.20-1,361,902.40

Finding the Fourth Proportional to 1,423,332.80, 2,134,999.20 and 1,361,902.40

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Solution

The fourth proportional to 1,423,332.80, 2,134,999.20 and 1,361,902.40 is: 2,042,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,332.80 : 2,134,999.20 = 1,361,902.40 : x
  2. Step 2: Convert to fraction form
    1,423,332.80/2,134,999.20 = 1,361,902.40/x
  3. Step 3: Cross multiply
    1,423,332.80x = 2,134,999.20 × 1,361,902.40
  4. Step 4: Simplify right side
    1,423,332.80x = 2,907,660,534,478.08
  5. Step 5: Solve for x
    x = 2,907,660,534,478.08/1,423,332.80
  6. Step 6: Final answer
    x = 2,042,853.60

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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.