Home / 2,124,266.30-2,931,450.46-1,157,403.61

Finding the Fourth Proportional to 2,124,266.30, 2,931,450.46 and 1,157,403.61

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Solution

The fourth proportional to 2,124,266.30, 2,931,450.46 and 1,157,403.61 is: 1,597,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,266.30 : 2,931,450.46 = 1,157,403.61 : x
  2. Step 2: Convert to fraction form
    2,124,266.30/2,931,450.46 = 1,157,403.61/x
  3. Step 3: Cross multiply
    2,124,266.30x = 2,931,450.46 × 1,157,403.61
  4. Step 4: Simplify right side
    2,124,266.30x = 3,392,871,344,940.16
  5. Step 5: Solve for x
    x = 3,392,871,344,940.16/2,124,266.30
  6. Step 6: Final answer
    x = 1,597,196.80

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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.