Home / 2,516,458.88-3,776,312.22-918,888.20

Finding the Fourth Proportional to 2,516,458.88, 3,776,312.22 and 918,888.20

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Solution

The fourth proportional to 2,516,458.88, 3,776,312.22 and 918,888.20 is: 1,378,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,458.88 : 3,776,312.22 = 918,888.20 : x
  2. Step 2: Convert to fraction form
    2,516,458.88/3,776,312.22 = 918,888.20/x
  3. Step 3: Cross multiply
    2,516,458.88x = 3,776,312.22 × 918,888.20
  4. Step 4: Simplify right side
    2,516,458.88x = 3,470,008,738,473.80
  5. Step 5: Solve for x
    x = 3,470,008,738,473.80/2,516,458.88
  6. Step 6: Final answer
    x = 1,378,925.27

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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.