Home / 1,648,915.68-2,469,818.64-1,113,492.48

Finding the Fourth Proportional to 1,648,915.68, 2,469,818.64 and 1,113,492.48

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Solution

The fourth proportional to 1,648,915.68, 2,469,818.64 and 1,113,492.48 is: 1,667,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,915.68 : 2,469,818.64 = 1,113,492.48 : x
  2. Step 2: Convert to fraction form
    1,648,915.68/2,469,818.64 = 1,113,492.48/x
  3. Step 3: Cross multiply
    1,648,915.68x = 2,469,818.64 × 1,113,492.48
  4. Step 4: Simplify right side
    1,648,915.68x = 2,750,124,482,603.83
  5. Step 5: Solve for x
    x = 2,750,124,482,603.83/1,648,915.68
  6. Step 6: Final answer
    x = 1,667,838.15

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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.