Home / 2,570,618.40-3,855,927.60-2,160,045.60

Finding the Fourth Proportional to 2,570,618.40, 3,855,927.60 and 2,160,045.60

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Solution

The fourth proportional to 2,570,618.40, 3,855,927.60 and 2,160,045.60 is: 3,240,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,618.40 : 3,855,927.60 = 2,160,045.60 : x
  2. Step 2: Convert to fraction form
    2,570,618.40/3,855,927.60 = 2,160,045.60/x
  3. Step 3: Cross multiply
    2,570,618.40x = 3,855,927.60 × 2,160,045.60
  4. Step 4: Simplify right side
    2,570,618.40x = 8,328,979,446,298.56
  5. Step 5: Solve for x
    x = 8,328,979,446,298.56/2,570,618.40
  6. Step 6: Final answer
    x = 3,240,068.40

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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.