Home / 1,455,147.75-2,008,149.43-835,066.36

Finding the Fourth Proportional to 1,455,147.75, 2,008,149.43 and 835,066.36

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Solution

The fourth proportional to 1,455,147.75, 2,008,149.43 and 835,066.36 is: 1,152,417.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,147.75 : 2,008,149.43 = 835,066.36 : x
  2. Step 2: Convert to fraction form
    1,455,147.75/2,008,149.43 = 835,066.36/x
  3. Step 3: Cross multiply
    1,455,147.75x = 2,008,149.43 × 835,066.36
  4. Step 4: Simplify right side
    1,455,147.75x = 1,676,938,020,630.10
  5. Step 5: Solve for x
    x = 1,676,938,020,630.10/1,455,147.75
  6. Step 6: Final answer
    x = 1,152,417.70

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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.