Home / 1,865,411.70-2,798,117.55-1,492,163.70

Finding the Fourth Proportional to 1,865,411.70, 2,798,117.55 and 1,492,163.70

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Solution

The fourth proportional to 1,865,411.70, 2,798,117.55 and 1,492,163.70 is: 2,238,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,411.70 : 2,798,117.55 = 1,492,163.70 : x
  2. Step 2: Convert to fraction form
    1,865,411.70/2,798,117.55 = 1,492,163.70/x
  3. Step 3: Cross multiply
    1,865,411.70x = 2,798,117.55 × 1,492,163.70
  4. Step 4: Simplify right side
    1,865,411.70x = 4,175,249,436,442.93
  5. Step 5: Solve for x
    x = 4,175,249,436,442.93/1,865,411.70
  6. Step 6: Final answer
    x = 2,238,245.55

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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.