Home / 2,113,480.86-2,916,609.18-1,146,611.12

Finding the Fourth Proportional to 2,113,480.86, 2,916,609.18 and 1,146,611.12

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Solution

The fourth proportional to 2,113,480.86, 2,916,609.18 and 1,146,611.12 is: 1,582,326.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,480.86 : 2,916,609.18 = 1,146,611.12 : x
  2. Step 2: Convert to fraction form
    2,113,480.86/2,916,609.18 = 1,146,611.12/x
  3. Step 3: Cross multiply
    2,113,480.86x = 2,916,609.18 × 1,146,611.12
  4. Step 4: Simplify right side
    2,113,480.86x = 3,344,216,518,482.08
  5. Step 5: Solve for x
    x = 3,344,216,518,482.08/2,113,480.86
  6. Step 6: Final answer
    x = 1,582,326.38

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Double scale
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1.5x scale

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.