Home / 1,411,608.47-1,948,031.57-767,028.74

Finding the Fourth Proportional to 1,411,608.47, 1,948,031.57 and 767,028.74

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Solution

The fourth proportional to 1,411,608.47, 1,948,031.57 and 767,028.74 is: 1,058,506.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,608.47 : 1,948,031.57 = 767,028.74 : x
  2. Step 2: Convert to fraction form
    1,411,608.47/1,948,031.57 = 767,028.74/x
  3. Step 3: Cross multiply
    1,411,608.47x = 1,948,031.57 × 767,028.74
  4. Step 4: Simplify right side
    1,411,608.47x = 1,494,196,203,752.41
  5. Step 5: Solve for x
    x = 1,494,196,203,752.41/1,411,608.47
  6. Step 6: Final answer
    x = 1,058,506.12

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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.