Home / 4,103,636.40-5,663,707.11-2,778,459.12

Finding the Fourth Proportional to 4,103,636.40, 5,663,707.11 and 2,778,459.12

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Solution

The fourth proportional to 4,103,636.40, 5,663,707.11 and 2,778,459.12 is: 3,834,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103,636.40 : 5,663,707.11 = 2,778,459.12 : x
  2. Step 2: Convert to fraction form
    4,103,636.40/5,663,707.11 = 2,778,459.12/x
  3. Step 3: Cross multiply
    4,103,636.40x = 5,663,707.11 × 2,778,459.12
  4. Step 4: Simplify right side
    4,103,636.40x = 15,736,378,672,788.35
  5. Step 5: Solve for x
    x = 15,736,378,672,788.35/4,103,636.40
  6. Step 6: Final answer
    x = 3,834,740.01

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1.5x scale

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.