Home / 3,964,916.88-5,470,530.40-2,288,075.18

Finding the Fourth Proportional to 3,964,916.88, 5,470,530.40 and 2,288,075.18

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Solution

The fourth proportional to 3,964,916.88, 5,470,530.40 and 2,288,075.18 is: 3,156,934.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,916.88 : 5,470,530.40 = 2,288,075.18 : x
  2. Step 2: Convert to fraction form
    3,964,916.88/5,470,530.40 = 2,288,075.18/x
  3. Step 3: Cross multiply
    3,964,916.88x = 5,470,530.40 × 2,288,075.18
  4. Step 4: Simplify right side
    3,964,916.88x = 12,516,984,829,675.47
  5. Step 5: Solve for x
    x = 12,516,984,829,675.47/3,964,916.88
  6. Step 6: Final answer
    x = 3,156,934.99

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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.