Home / 2,480,653.80-3,720,980.70-2,447,476.20

Finding the Fourth Proportional to 2,480,653.80, 3,720,980.70 and 2,447,476.20

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Solution

The fourth proportional to 2,480,653.80, 3,720,980.70 and 2,447,476.20 is: 3,671,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480,653.80 : 3,720,980.70 = 2,447,476.20 : x
  2. Step 2: Convert to fraction form
    2,480,653.80/3,720,980.70 = 2,447,476.20/x
  3. Step 3: Cross multiply
    2,480,653.80x = 3,720,980.70 × 2,447,476.20
  4. Step 4: Simplify right side
    2,480,653.80x = 9,107,011,703,909.34
  5. Step 5: Solve for x
    x = 9,107,011,703,909.34/2,480,653.80
  6. Step 6: Final answer
    x = 3,671,214.30

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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.