Home / 1,527,031.53-2,290,168.79-516,131.01

Finding the Fourth Proportional to 1,527,031.53, 2,290,168.79 and 516,131.01

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Solution

The fourth proportional to 1,527,031.53, 2,290,168.79 and 516,131.01 is: 774,068.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,031.53 : 2,290,168.79 = 516,131.01 : x
  2. Step 2: Convert to fraction form
    1,527,031.53/2,290,168.79 = 516,131.01/x
  3. Step 3: Cross multiply
    1,527,031.53x = 2,290,168.79 × 516,131.01
  4. Step 4: Simplify right side
    1,527,031.53x = 1,182,027,128,072.52
  5. Step 5: Solve for x
    x = 1,182,027,128,072.52/1,527,031.53
  6. Step 6: Final answer
    x = 774,068.58

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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.