Home / 1,360,070.69-2,040,107.40-507,129.30

Finding the Fourth Proportional to 1,360,070.69, 2,040,107.40 and 507,129.30

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Solution

The fourth proportional to 1,360,070.69, 2,040,107.40 and 507,129.30 is: 760,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,070.69 : 2,040,107.40 = 507,129.30 : x
  2. Step 2: Convert to fraction form
    1,360,070.69/2,040,107.40 = 507,129.30/x
  3. Step 3: Cross multiply
    1,360,070.69x = 2,040,107.40 × 507,129.30
  4. Step 4: Simplify right side
    1,360,070.69x = 1,034,598,224,950.64
  5. Step 5: Solve for x
    x = 1,034,598,224,950.64/1,360,070.69
  6. Step 6: Final answer
    x = 760,694.45

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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.