Home / 1,880,246.16-2,594,739.60-1,020,806.40

Finding the Fourth Proportional to 1,880,246.16, 2,594,739.60 and 1,020,806.40

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Solution

The fourth proportional to 1,880,246.16, 2,594,739.60 and 1,020,806.40 is: 1,408,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,246.16 : 2,594,739.60 = 1,020,806.40 : x
  2. Step 2: Convert to fraction form
    1,880,246.16/2,594,739.60 = 1,020,806.40/x
  3. Step 3: Cross multiply
    1,880,246.16x = 2,594,739.60 × 1,020,806.40
  4. Step 4: Simplify right side
    1,880,246.16x = 2,648,726,790,013.44
  5. Step 5: Solve for x
    x = 2,648,726,790,013.44/1,880,246.16
  6. Step 6: Final answer
    x = 1,408,712.78

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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.