Home / 3,528,172.56-4,871,620.65-2,711,088.30

Finding the Fourth Proportional to 3,528,172.56, 4,871,620.65 and 2,711,088.30

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Solution

The fourth proportional to 3,528,172.56, 4,871,620.65 and 2,711,088.30 is: 3,743,409.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,172.56 : 4,871,620.65 = 2,711,088.30 : x
  2. Step 2: Convert to fraction form
    3,528,172.56/4,871,620.65 = 2,711,088.30/x
  3. Step 3: Cross multiply
    3,528,172.56x = 4,871,620.65 × 2,711,088.30
  4. Step 4: Simplify right side
    3,528,172.56x = 13,207,393,746,253.39
  5. Step 5: Solve for x
    x = 13,207,393,746,253.39/3,528,172.56
  6. Step 6: Final answer
    x = 3,743,409.24

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Double scale
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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.