Home / 1,526,130.56-2,288,667.04-767,678.88

Finding the Fourth Proportional to 1,526,130.56, 2,288,667.04 and 767,678.88

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Solution

The fourth proportional to 1,526,130.56, 2,288,667.04 and 767,678.88 is: 1,151,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,130.56 : 2,288,667.04 = 767,678.88 : x
  2. Step 2: Convert to fraction form
    1,526,130.56/2,288,667.04 = 767,678.88/x
  3. Step 3: Cross multiply
    1,526,130.56x = 2,288,667.04 × 767,678.88
  4. Step 4: Simplify right side
    1,526,130.56x = 1,756,961,349,960.12
  5. Step 5: Solve for x
    x = 1,756,961,349,960.12/1,526,130.56
  6. Step 6: Final answer
    x = 1,151,252.32

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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.