Home / 3,678,965.40-5,077,138.14-2,069,333.40

Finding the Fourth Proportional to 3,678,965.40, 5,077,138.14 and 2,069,333.40

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Solution

The fourth proportional to 3,678,965.40, 5,077,138.14 and 2,069,333.40 is: 2,855,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,965.40 : 5,077,138.14 = 2,069,333.40 : x
  2. Step 2: Convert to fraction form
    3,678,965.40/5,077,138.14 = 2,069,333.40/x
  3. Step 3: Cross multiply
    3,678,965.40x = 5,077,138.14 × 2,069,333.40
  4. Step 4: Simplify right side
    3,678,965.40x = 10,506,291,529,515.88
  5. Step 5: Solve for x
    x = 10,506,291,529,515.88/3,678,965.40
  6. Step 6: Final answer
    x = 2,855,773.40

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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.