Home / 1,070,530.01-1,605,894.38-764,064.89

Finding the Fourth Proportional to 1,070,530.01, 1,605,894.38 and 764,064.89

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Solution

The fourth proportional to 1,070,530.01, 1,605,894.38 and 764,064.89 is: 1,146,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,530.01 : 1,605,894.38 = 764,064.89 : x
  2. Step 2: Convert to fraction form
    1,070,530.01/1,605,894.38 = 764,064.89/x
  3. Step 3: Cross multiply
    1,070,530.01x = 1,605,894.38 × 764,064.89
  4. Step 4: Simplify right side
    1,070,530.01x = 1,227,007,508,985.99
  5. Step 5: Solve for x
    x = 1,227,007,508,985.99/1,070,530.01
  6. Step 6: Final answer
    x = 1,146,168.25

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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.