Home / 1,450,039.44-2,001,026.52-805,430.64

Finding the Fourth Proportional to 1,450,039.44, 2,001,026.52 and 805,430.64

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Solution

The fourth proportional to 1,450,039.44, 2,001,026.52 and 805,430.64 is: 1,111,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,039.44 : 2,001,026.52 = 805,430.64 : x
  2. Step 2: Convert to fraction form
    1,450,039.44/2,001,026.52 = 805,430.64/x
  3. Step 3: Cross multiply
    1,450,039.44x = 2,001,026.52 × 805,430.64
  4. Step 4: Simplify right side
    1,450,039.44x = 1,611,688,070,660.57
  5. Step 5: Solve for x
    x = 1,611,688,070,660.57/1,450,039.44
  6. Step 6: Final answer
    x = 1,111,478.78

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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.