Home / 5,207,079.80-7,185,223.13-2,883,911.45

Finding the Fourth Proportional to 5,207,079.80, 7,185,223.13 and 2,883,911.45

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Solution

The fourth proportional to 5,207,079.80, 7,185,223.13 and 2,883,911.45 is: 3,979,494.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,079.80 : 7,185,223.13 = 2,883,911.45 : x
  2. Step 2: Convert to fraction form
    5,207,079.80/7,185,223.13 = 2,883,911.45/x
  3. Step 3: Cross multiply
    5,207,079.80x = 7,185,223.13 × 2,883,911.45
  4. Step 4: Simplify right side
    5,207,079.80x = 20,721,547,205,066.16
  5. Step 5: Solve for x
    x = 20,721,547,205,066.16/5,207,079.80
  6. Step 6: Final answer
    x = 3,979,494.84

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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.