Home / 1,608,217.80-2,423,886.51-1,386,257.16

Finding the Fourth Proportional to 1,608,217.80, 2,423,886.51 and 1,386,257.16

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Solution

The fourth proportional to 1,608,217.80, 2,423,886.51 and 1,386,257.16 is: 2,089,350.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,217.80 : 2,423,886.51 = 1,386,257.16 : x
  2. Step 2: Convert to fraction form
    1,608,217.80/2,423,886.51 = 1,386,257.16/x
  3. Step 3: Cross multiply
    1,608,217.80x = 2,423,886.51 × 1,386,257.16
  4. Step 4: Simplify right side
    1,608,217.80x = 3,360,130,029,514.91
  5. Step 5: Solve for x
    x = 3,360,130,029,514.91/1,608,217.80
  6. Step 6: Final answer
    x = 2,089,350.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.