Home / 1,025,992.47-1,539,154.08-316,020.18

Finding the Fourth Proportional to 1,025,992.47, 1,539,154.08 and 316,020.18

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Solution

The fourth proportional to 1,025,992.47, 1,539,154.08 and 316,020.18 is: 474,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,992.47 : 1,539,154.08 = 316,020.18 : x
  2. Step 2: Convert to fraction form
    1,025,992.47/1,539,154.08 = 316,020.18/x
  3. Step 3: Cross multiply
    1,025,992.47x = 1,539,154.08 × 316,020.18
  4. Step 4: Simplify right side
    1,025,992.47x = 486,403,749,409.33
  5. Step 5: Solve for x
    x = 486,403,749,409.33/1,025,992.47
  6. Step 6: Final answer
    x = 474,081.21

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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.