Home / 2,869,971-3,960,272.64-1,767,225.66

Finding the Fourth Proportional to 2,869,971, 3,960,272.64 and 1,767,225.66

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Solution

The fourth proportional to 2,869,971, 3,960,272.64 and 1,767,225.66 is: 2,438,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,971 : 3,960,272.64 = 1,767,225.66 : x
  2. Step 2: Convert to fraction form
    2,869,971/3,960,272.64 = 1,767,225.66/x
  3. Step 3: Cross multiply
    2,869,971x = 3,960,272.64 × 1,767,225.66
  4. Step 4: Simplify right side
    2,869,971x = 6,998,695,430,003.94
  5. Step 5: Solve for x
    x = 6,998,695,430,003.94/2,869,971
  6. Step 6: Final answer
    x = 2,438,594.48

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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.