Home / 4,403,435.20-6,605,152.80-1,879,345.60

Finding the Fourth Proportional to 4,403,435.20, 6,605,152.80 and 1,879,345.60

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Solution

The fourth proportional to 4,403,435.20, 6,605,152.80 and 1,879,345.60 is: 2,819,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403,435.20 : 6,605,152.80 = 1,879,345.60 : x
  2. Step 2: Convert to fraction form
    4,403,435.20/6,605,152.80 = 1,879,345.60/x
  3. Step 3: Cross multiply
    4,403,435.20x = 6,605,152.80 × 1,879,345.60
  4. Step 4: Simplify right side
    4,403,435.20x = 12,413,364,852,007.68
  5. Step 5: Solve for x
    x = 12,413,364,852,007.68/4,403,435.20
  6. Step 6: Final answer
    x = 2,819,018.40

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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.