Home / 1,857,608.10-2,786,412.15-1,662,746.40

Finding the Fourth Proportional to 1,857,608.10, 2,786,412.15 and 1,662,746.40

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Solution

The fourth proportional to 1,857,608.10, 2,786,412.15 and 1,662,746.40 is: 2,494,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,608.10 : 2,786,412.15 = 1,662,746.40 : x
  2. Step 2: Convert to fraction form
    1,857,608.10/2,786,412.15 = 1,662,746.40/x
  3. Step 3: Cross multiply
    1,857,608.10x = 2,786,412.15 × 1,662,746.40
  4. Step 4: Simplify right side
    1,857,608.10x = 4,633,096,771,328.76
  5. Step 5: Solve for x
    x = 4,633,096,771,328.76/1,857,608.10
  6. Step 6: Final answer
    x = 2,494,119.60

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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.