Home / 1,803,276.45-2,488,522.28-987,530.94

Finding the Fourth Proportional to 1,803,276.45, 2,488,522.28 and 987,530.94

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Solution

The fourth proportional to 1,803,276.45, 2,488,522.28 and 987,530.94 is: 1,362,793.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,276.45 : 2,488,522.28 = 987,530.94 : x
  2. Step 2: Convert to fraction form
    1,803,276.45/2,488,522.28 = 987,530.94/x
  3. Step 3: Cross multiply
    1,803,276.45x = 2,488,522.28 × 987,530.94
  4. Step 4: Simplify right side
    1,803,276.45x = 2,457,492,741,441.69
  5. Step 5: Solve for x
    x = 2,457,492,741,441.69/1,803,276.45
  6. Step 6: Final answer
    x = 1,362,793.12

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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.