Home / 3,148,188.16-4,343,957.28-1,771,340.80

Finding the Fourth Proportional to 3,148,188.16, 4,343,957.28 and 1,771,340.80

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Solution

The fourth proportional to 3,148,188.16, 4,343,957.28 and 1,771,340.80 is: 2,444,145.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,188.16 : 4,343,957.28 = 1,771,340.80 : x
  2. Step 2: Convert to fraction form
    3,148,188.16/4,343,957.28 = 1,771,340.80/x
  3. Step 3: Cross multiply
    3,148,188.16x = 4,343,957.28 × 1,771,340.80
  4. Step 4: Simplify right side
    3,148,188.16x = 7,694,628,763,521.03
  5. Step 5: Solve for x
    x = 7,694,628,763,521.03/3,148,188.16
  6. Step 6: Final answer
    x = 2,444,145.13

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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.