Home / 1,347,230.40-2,020,845.60-448,701.45

Finding the Fourth Proportional to 1,347,230.40, 2,020,845.60 and 448,701.45

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Solution

The fourth proportional to 1,347,230.40, 2,020,845.60 and 448,701.45 is: 673,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,230.40 : 2,020,845.60 = 448,701.45 : x
  2. Step 2: Convert to fraction form
    1,347,230.40/2,020,845.60 = 448,701.45/x
  3. Step 3: Cross multiply
    1,347,230.40x = 2,020,845.60 × 448,701.45
  4. Step 4: Simplify right side
    1,347,230.40x = 906,756,350,946.12
  5. Step 5: Solve for x
    x = 906,756,350,946.12/1,347,230.40
  6. Step 6: Final answer
    x = 673,052.18

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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.