Home / 2,717,031.78-4,075,297.77-919,709.82

Finding the Fourth Proportional to 2,717,031.78, 4,075,297.77 and 919,709.82

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Solution

The fourth proportional to 2,717,031.78, 4,075,297.77 and 919,709.82 is: 1,379,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717,031.78 : 4,075,297.77 = 919,709.82 : x
  2. Step 2: Convert to fraction form
    2,717,031.78/4,075,297.77 = 919,709.82/x
  3. Step 3: Cross multiply
    2,717,031.78x = 4,075,297.77 × 919,709.82
  4. Step 4: Simplify right side
    2,717,031.78x = 3,748,091,378,493.10
  5. Step 5: Solve for x
    x = 3,748,091,378,493.10/2,717,031.78
  6. Step 6: Final answer
    x = 1,379,480.14

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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.