Home / 875,197.20-1,312,795.80-739,894.80

Finding the Fourth Proportional to 875,197.20, 1,312,795.80 and 739,894.80

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Solution

The fourth proportional to 875,197.20, 1,312,795.80 and 739,894.80 is: 1,109,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,197.20 : 1,312,795.80 = 739,894.80 : x
  2. Step 2: Convert to fraction form
    875,197.20/1,312,795.80 = 739,894.80/x
  3. Step 3: Cross multiply
    875,197.20x = 1,312,795.80 × 739,894.80
  4. Step 4: Simplify right side
    875,197.20x = 971,330,785,881.84
  5. Step 5: Solve for x
    x = 971,330,785,881.84/875,197.20
  6. Step 6: Final answer
    x = 1,109,842.20

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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.