Home / 1,781,147.48-2,671,655.60-770,523.84

Finding the Fourth Proportional to 1,781,147.48, 2,671,655.60 and 770,523.84

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Solution

The fourth proportional to 1,781,147.48, 2,671,655.60 and 770,523.84 is: 1,155,757.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,147.48 : 2,671,655.60 = 770,523.84 : x
  2. Step 2: Convert to fraction form
    1,781,147.48/2,671,655.60 = 770,523.84/x
  3. Step 3: Cross multiply
    1,781,147.48x = 2,671,655.60 × 770,523.84
  4. Step 4: Simplify right side
    1,781,147.48x = 2,058,574,333,995.81
  5. Step 5: Solve for x
    x = 2,058,574,333,995.81/1,781,147.48
  6. Step 6: Final answer
    x = 1,155,757.38

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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.