Home / 1,411,698.89-1,948,142.98-767,117.55

Finding the Fourth Proportional to 1,411,698.89, 1,948,142.98 and 767,117.55

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Solution

The fourth proportional to 1,411,698.89, 1,948,142.98 and 767,117.55 is: 1,058,621.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,698.89 : 1,948,142.98 = 767,117.55 : x
  2. Step 2: Convert to fraction form
    1,411,698.89/1,948,142.98 = 767,117.55/x
  3. Step 3: Cross multiply
    1,411,698.89x = 1,948,142.98 × 767,117.55
  4. Step 4: Simplify right side
    1,411,698.89x = 1,494,454,669,867.30
  5. Step 5: Solve for x
    x = 1,494,454,669,867.30/1,411,698.89
  6. Step 6: Final answer
    x = 1,058,621.41

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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.