Home / 4,653,378.36-6,980,155.02-1,458,433.80

Finding the Fourth Proportional to 4,653,378.36, 6,980,155.02 and 1,458,433.80

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Solution

The fourth proportional to 4,653,378.36, 6,980,155.02 and 1,458,433.80 is: 2,187,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653,378.36 : 6,980,155.02 = 1,458,433.80 : x
  2. Step 2: Convert to fraction form
    4,653,378.36/6,980,155.02 = 1,458,433.80/x
  3. Step 3: Cross multiply
    4,653,378.36x = 6,980,155.02 × 1,458,433.80
  4. Step 4: Simplify right side
    4,653,378.36x = 10,180,094,010,407.68
  5. Step 5: Solve for x
    x = 10,180,094,010,407.68/4,653,378.36
  6. Step 6: Final answer
    x = 2,187,678.12

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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.