Home / 2,124,084.88-2,931,228.36-1,157,212.20

Finding the Fourth Proportional to 2,124,084.88, 2,931,228.36 and 1,157,212.20

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Solution

The fourth proportional to 2,124,084.88, 2,931,228.36 and 1,157,212.20 is: 1,596,948.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,084.88 : 2,931,228.36 = 1,157,212.20 : x
  2. Step 2: Convert to fraction form
    2,124,084.88/2,931,228.36 = 1,157,212.20/x
  3. Step 3: Cross multiply
    2,124,084.88x = 2,931,228.36 × 1,157,212.20
  4. Step 4: Simplify right side
    2,124,084.88x = 3,392,053,219,177.99
  5. Step 5: Solve for x
    x = 3,392,053,219,177.99/2,124,084.88
  6. Step 6: Final answer
    x = 1,596,948.06

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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.