Home / 3,003,460.40-4,144,878.78-1,645,333.40

Finding the Fourth Proportional to 3,003,460.40, 4,144,878.78 and 1,645,333.40

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Solution

The fourth proportional to 3,003,460.40, 4,144,878.78 and 1,645,333.40 is: 2,270,616.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003,460.40 : 4,144,878.78 = 1,645,333.40 : x
  2. Step 2: Convert to fraction form
    3,003,460.40/4,144,878.78 = 1,645,333.40/x
  3. Step 3: Cross multiply
    3,003,460.40x = 4,144,878.78 × 1,645,333.40
  4. Step 4: Simplify right side
    3,003,460.40x = 6,819,707,495,685.25
  5. Step 5: Solve for x
    x = 6,819,707,495,685.25/3,003,460.40
  6. Step 6: Final answer
    x = 2,270,616.75

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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.