Home / 2,897,648.20-4,349,332.86-2,175,478.12

Finding the Fourth Proportional to 2,897,648.20, 4,349,332.86 and 2,175,478.12

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Solution

The fourth proportional to 2,897,648.20, 4,349,332.86 and 2,175,478.12 is: 3,265,364.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,648.20 : 4,349,332.86 = 2,175,478.12 : x
  2. Step 2: Convert to fraction form
    2,897,648.20/4,349,332.86 = 2,175,478.12/x
  3. Step 3: Cross multiply
    2,897,648.20x = 4,349,332.86 × 2,175,478.12
  4. Step 4: Simplify right side
    2,897,648.20x = 9,461,878,473,527.03
  5. Step 5: Solve for x
    x = 9,461,878,473,527.03/2,897,648.20
  6. Step 6: Final answer
    x = 3,265,364.81

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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.