Home / 1,879,957.28-2,594,344.36-1,020,518.12

Finding the Fourth Proportional to 1,879,957.28, 2,594,344.36 and 1,020,518.12

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Solution

The fourth proportional to 1,879,957.28, 2,594,344.36 and 1,020,518.12 is: 1,408,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,957.28 : 2,594,344.36 = 1,020,518.12 : x
  2. Step 2: Convert to fraction form
    1,879,957.28/2,594,344.36 = 1,020,518.12/x
  3. Step 3: Cross multiply
    1,879,957.28x = 2,594,344.36 × 1,020,518.12
  4. Step 4: Simplify right side
    1,879,957.28x = 2,647,575,428,899.80
  5. Step 5: Solve for x
    x = 2,647,575,428,899.80/1,879,957.28
  6. Step 6: Final answer
    x = 1,408,316.80

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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.