Home / 1,373,695.80-1,895,699.05-770,083.80

Finding the Fourth Proportional to 1,373,695.80, 1,895,699.05 and 770,083.80

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Solution

The fourth proportional to 1,373,695.80, 1,895,699.05 and 770,083.80 is: 1,062,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,695.80 : 1,895,699.05 = 770,083.80 : x
  2. Step 2: Convert to fraction form
    1,373,695.80/1,895,699.05 = 770,083.80/x
  3. Step 3: Cross multiply
    1,373,695.80x = 1,895,699.05 × 770,083.80
  4. Step 4: Simplify right side
    1,373,695.80x = 1,459,847,128,080.39
  5. Step 5: Solve for x
    x = 1,459,847,128,080.39/1,373,695.80
  6. Step 6: Final answer
    x = 1,062,715.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.