Home / 2,570,576.40-3,855,864.60-1,625,792.40

Finding the Fourth Proportional to 2,570,576.40, 3,855,864.60 and 1,625,792.40

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Solution

The fourth proportional to 2,570,576.40, 3,855,864.60 and 1,625,792.40 is: 2,438,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,576.40 : 3,855,864.60 = 1,625,792.40 : x
  2. Step 2: Convert to fraction form
    2,570,576.40/3,855,864.60 = 1,625,792.40/x
  3. Step 3: Cross multiply
    2,570,576.40x = 3,855,864.60 × 1,625,792.40
  4. Step 4: Simplify right side
    2,570,576.40x = 6,268,835,362,109.04
  5. Step 5: Solve for x
    x = 6,268,835,362,109.04/2,570,576.40
  6. Step 6: Final answer
    x = 2,438,688.60

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1.5x scale

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.