Home / 1,071,058.36-1,604,444.28-644,357.66

Finding the Fourth Proportional to 1,071,058.36, 1,604,444.28 and 644,357.66

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Solution

The fourth proportional to 1,071,058.36, 1,604,444.28 and 644,357.66 is: 965,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,058.36 : 1,604,444.28 = 644,357.66 : x
  2. Step 2: Convert to fraction form
    1,071,058.36/1,604,444.28 = 644,357.66/x
  3. Step 3: Cross multiply
    1,071,058.36x = 1,604,444.28 × 644,357.66
  4. Step 4: Simplify right side
    1,071,058.36x = 1,033,835,961,861.18
  5. Step 5: Solve for x
    x = 1,033,835,961,861.18/1,071,058.36
  6. Step 6: Final answer
    x = 965,247.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.