Home / 2,717,031.68-4,075,297.63-919,709.72

Finding the Fourth Proportional to 2,717,031.68, 4,075,297.63 and 919,709.72

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Solution

The fourth proportional to 2,717,031.68, 4,075,297.63 and 919,709.72 is: 1,379,479.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717,031.68 : 4,075,297.63 = 919,709.72 : x
  2. Step 2: Convert to fraction form
    2,717,031.68/4,075,297.63 = 919,709.72/x
  3. Step 3: Cross multiply
    2,717,031.68x = 4,075,297.63 × 919,709.72
  4. Step 4: Simplify right side
    2,717,031.68x = 3,748,090,839,983.93
  5. Step 5: Solve for x
    x = 3,748,090,839,983.93/2,717,031.68
  6. Step 6: Final answer
    x = 1,379,479.99

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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.