Home / 1,160,612.11-1,740,814.95-402,436.60

Finding the Fourth Proportional to 1,160,612.11, 1,740,814.95 and 402,436.60

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Solution

The fourth proportional to 1,160,612.11, 1,740,814.95 and 402,436.60 is: 603,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,612.11 : 1,740,814.95 = 402,436.60 : x
  2. Step 2: Convert to fraction form
    1,160,612.11/1,740,814.95 = 402,436.60/x
  3. Step 3: Cross multiply
    1,160,612.11x = 1,740,814.95 × 402,436.60
  4. Step 4: Simplify right side
    1,160,612.11x = 700,567,649,707.17
  5. Step 5: Solve for x
    x = 700,567,649,707.17/1,160,612.11
  6. Step 6: Final answer
    x = 603,619.11

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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.