Home / 2,176,172.40-3,264,258.60-578,732.40

Finding the Fourth Proportional to 2,176,172.40, 3,264,258.60 and 578,732.40

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Solution

The fourth proportional to 2,176,172.40, 3,264,258.60 and 578,732.40 is: 868,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,172.40 : 3,264,258.60 = 578,732.40 : x
  2. Step 2: Convert to fraction form
    2,176,172.40/3,264,258.60 = 578,732.40/x
  3. Step 3: Cross multiply
    2,176,172.40x = 3,264,258.60 × 578,732.40
  4. Step 4: Simplify right side
    2,176,172.40x = 1,889,132,213,798.64
  5. Step 5: Solve for x
    x = 1,889,132,213,798.64/2,176,172.40
  6. Step 6: Final answer
    x = 868,098.60

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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.