Home / 2,790,746.40-4,186,119.60-2,753,421.60

Finding the Fourth Proportional to 2,790,746.40, 4,186,119.60 and 2,753,421.60

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Solution

The fourth proportional to 2,790,746.40, 4,186,119.60 and 2,753,421.60 is: 4,130,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,746.40 : 4,186,119.60 = 2,753,421.60 : x
  2. Step 2: Convert to fraction form
    2,790,746.40/4,186,119.60 = 2,753,421.60/x
  3. Step 3: Cross multiply
    2,790,746.40x = 4,186,119.60 × 2,753,421.60
  4. Step 4: Simplify right side
    2,790,746.40x = 11,526,152,126,823.36
  5. Step 5: Solve for x
    x = 11,526,152,126,823.36/2,790,746.40
  6. Step 6: Final answer
    x = 4,130,132.40

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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.