Home / 1,450,141.91-2,001,127.93-805,601.42

Finding the Fourth Proportional to 1,450,141.91, 2,001,127.93 and 805,601.42

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Solution

The fourth proportional to 1,450,141.91, 2,001,127.93 and 805,601.42 is: 1,111,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,141.91 : 2,001,127.93 = 805,601.42 : x
  2. Step 2: Convert to fraction form
    1,450,141.91/2,001,127.93 = 805,601.42/x
  3. Step 3: Cross multiply
    1,450,141.91x = 2,001,127.93 × 805,601.42
  4. Step 4: Simplify right side
    1,450,141.91x = 1,612,111,502,009.66
  5. Step 5: Solve for x
    x = 1,612,111,502,009.66/1,450,141.91
  6. Step 6: Final answer
    x = 1,111,692.24

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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.