Home / 1,020,762.16-1,530,196.75-451,839.93

Finding the Fourth Proportional to 1,020,762.16, 1,530,196.75 and 451,839.93

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Solution

The fourth proportional to 1,020,762.16, 1,530,196.75 and 451,839.93 is: 677,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,762.16 : 1,530,196.75 = 451,839.93 : x
  2. Step 2: Convert to fraction form
    1,020,762.16/1,530,196.75 = 451,839.93/x
  3. Step 3: Cross multiply
    1,020,762.16x = 1,530,196.75 × 451,839.93
  4. Step 4: Simplify right side
    1,020,762.16x = 691,403,992,406.23
  5. Step 5: Solve for x
    x = 691,403,992,406.23/1,020,762.16
  6. Step 6: Final answer
    x = 677,340.93

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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.