Home / 1,071,070.05-1,478,091.75-587,626.41

Finding the Fourth Proportional to 1,071,070.05, 1,478,091.75 and 587,626.41

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Solution

The fourth proportional to 1,071,070.05, 1,478,091.75 and 587,626.41 is: 810,932.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,070.05 : 1,478,091.75 = 587,626.41 : x
  2. Step 2: Convert to fraction form
    1,071,070.05/1,478,091.75 = 587,626.41/x
  3. Step 3: Cross multiply
    1,071,070.05x = 1,478,091.75 × 587,626.41
  4. Step 4: Simplify right side
    1,071,070.05x = 868,565,748,703.12
  5. Step 5: Solve for x
    x = 868,565,748,703.12/1,071,070.05
  6. Step 6: Final answer
    x = 810,932.72

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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.