Home / 1,109,280.16-1,530,801.61-599,981.32

Finding the Fourth Proportional to 1,109,280.16, 1,530,801.61 and 599,981.32

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Solution

The fourth proportional to 1,109,280.16, 1,530,801.61 and 599,981.32 is: 827,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,280.16 : 1,530,801.61 = 599,981.32 : x
  2. Step 2: Convert to fraction form
    1,109,280.16/1,530,801.61 = 599,981.32/x
  3. Step 3: Cross multiply
    1,109,280.16x = 1,530,801.61 × 599,981.32
  4. Step 4: Simplify right side
    1,109,280.16x = 918,452,370,625.93
  5. Step 5: Solve for x
    x = 918,452,370,625.93/1,109,280.16
  6. Step 6: Final answer
    x = 827,971.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.