Home / 1,518,319.12-2,095,280.07-829,993.83

Finding the Fourth Proportional to 1,518,319.12, 2,095,280.07 and 829,993.83

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Solution

The fourth proportional to 1,518,319.12, 2,095,280.07 and 829,993.83 is: 1,145,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,319.12 : 2,095,280.07 = 829,993.83 : x
  2. Step 2: Convert to fraction form
    1,518,319.12/2,095,280.07 = 829,993.83/x
  3. Step 3: Cross multiply
    1,518,319.12x = 2,095,280.07 × 829,993.83
  4. Step 4: Simplify right side
    1,518,319.12x = 1,739,069,522,364.67
  5. Step 5: Solve for x
    x = 1,739,069,522,364.67/1,518,319.12
  6. Step 6: Final answer
    x = 1,145,391.31

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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.