Home / 1,012,058.63-1,395,736.92-839,703.72

Finding the Fourth Proportional to 1,012,058.63, 1,395,736.92 and 839,703.72

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Solution

The fourth proportional to 1,012,058.63, 1,395,736.92 and 839,703.72 is: 1,158,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,058.63 : 1,395,736.92 = 839,703.72 : x
  2. Step 2: Convert to fraction form
    1,012,058.63/1,395,736.92 = 839,703.72/x
  3. Step 3: Cross multiply
    1,012,058.63x = 1,395,736.92 × 839,703.72
  4. Step 4: Simplify right side
    1,012,058.63x = 1,172,005,483,865.34
  5. Step 5: Solve for x
    x = 1,172,005,483,865.34/1,012,058.63
  6. Step 6: Final answer
    x = 1,158,041.10

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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.