Home / 1,450,140.22-2,001,125.60-805,599.72

Finding the Fourth Proportional to 1,450,140.22, 2,001,125.60 and 805,599.72

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Solution

The fourth proportional to 1,450,140.22, 2,001,125.60 and 805,599.72 is: 1,111,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,140.22 : 2,001,125.60 = 805,599.72 : x
  2. Step 2: Convert to fraction form
    1,450,140.22/2,001,125.60 = 805,599.72/x
  3. Step 3: Cross multiply
    1,450,140.22x = 2,001,125.60 × 805,599.72
  4. Step 4: Simplify right side
    1,450,140.22x = 1,612,106,223,044.83
  5. Step 5: Solve for x
    x = 1,612,106,223,044.83/1,450,140.22
  6. Step 6: Final answer
    x = 1,111,689.89

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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.