Home / 1,803,263.20-2,488,508.40-987,474.40

Finding the Fourth Proportional to 1,803,263.20, 2,488,508.40 and 987,474.40

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Solution

The fourth proportional to 1,803,263.20, 2,488,508.40 and 987,474.40 is: 1,362,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,263.20 : 2,488,508.40 = 987,474.40 : x
  2. Step 2: Convert to fraction form
    1,803,263.20/2,488,508.40 = 987,474.40/x
  3. Step 3: Cross multiply
    1,803,263.20x = 2,488,508.40 × 987,474.40
  4. Step 4: Simplify right side
    1,803,263.20x = 2,457,338,339,184.96
  5. Step 5: Solve for x
    x = 2,457,338,339,184.96/1,803,263.20
  6. Step 6: Final answer
    x = 1,362,717.51

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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.