Home / 3,151,208.40-4,726,812.60-1,556,885.40

Finding the Fourth Proportional to 3,151,208.40, 4,726,812.60 and 1,556,885.40

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Solution

The fourth proportional to 3,151,208.40, 4,726,812.60 and 1,556,885.40 is: 2,335,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,208.40 : 4,726,812.60 = 1,556,885.40 : x
  2. Step 2: Convert to fraction form
    3,151,208.40/4,726,812.60 = 1,556,885.40/x
  3. Step 3: Cross multiply
    3,151,208.40x = 4,726,812.60 × 1,556,885.40
  4. Step 4: Simplify right side
    3,151,208.40x = 7,359,105,525,476.04
  5. Step 5: Solve for x
    x = 7,359,105,525,476.04/3,151,208.40
  6. Step 6: Final answer
    x = 2,335,328.10

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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.