Home / 1,160,612.61-1,740,815.70-402,437.10

Finding the Fourth Proportional to 1,160,612.61, 1,740,815.70 and 402,437.10

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Solution

The fourth proportional to 1,160,612.61, 1,740,815.70 and 402,437.10 is: 603,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,612.61 : 1,740,815.70 = 402,437.10 : x
  2. Step 2: Convert to fraction form
    1,160,612.61/1,740,815.70 = 402,437.10/x
  3. Step 3: Cross multiply
    1,160,612.61x = 1,740,815.70 × 402,437.10
  4. Step 4: Simplify right side
    1,160,612.61x = 700,568,821,942.47
  5. Step 5: Solve for x
    x = 700,568,821,942.47/1,160,612.61
  6. Step 6: Final answer
    x = 603,619.86

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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.