Home / 1,411,620.16-1,948,031.58-767,042.32

Finding the Fourth Proportional to 1,411,620.16, 1,948,031.58 and 767,042.32

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Solution

The fourth proportional to 1,411,620.16, 1,948,031.58 and 767,042.32 is: 1,058,516.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,620.16 : 1,948,031.58 = 767,042.32 : x
  2. Step 2: Convert to fraction form
    1,411,620.16/1,948,031.58 = 767,042.32/x
  3. Step 3: Cross multiply
    1,411,620.16x = 1,948,031.58 × 767,042.32
  4. Step 4: Simplify right side
    1,411,620.16x = 1,494,222,662,556.47
  5. Step 5: Solve for x
    x = 1,494,222,662,556.47/1,411,620.16
  6. Step 6: Final answer
    x = 1,058,516.10

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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.