Home / 2,859,618.78-3,946,269.21-1,570,459.13

Finding the Fourth Proportional to 2,859,618.78, 3,946,269.21 and 1,570,459.13

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Solution

The fourth proportional to 2,859,618.78, 3,946,269.21 and 1,570,459.13 is: 2,167,231.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,618.78 : 3,946,269.21 = 1,570,459.13 : x
  2. Step 2: Convert to fraction form
    2,859,618.78/3,946,269.21 = 1,570,459.13/x
  3. Step 3: Cross multiply
    2,859,618.78x = 3,946,269.21 × 1,570,459.13
  4. Step 4: Simplify right side
    2,859,618.78x = 6,197,454,490,551.04
  5. Step 5: Solve for x
    x = 6,197,454,490,551.04/2,859,618.78
  6. Step 6: Final answer
    x = 2,167,231.01

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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.