Home / 5,186,904.66-7,773,812.46-2,628,762.66

Finding the Fourth Proportional to 5,186,904.66, 7,773,812.46 and 2,628,762.66

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Solution

The fourth proportional to 5,186,904.66, 7,773,812.46 and 2,628,762.66 is: 3,939,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,904.66 : 7,773,812.46 = 2,628,762.66 : x
  2. Step 2: Convert to fraction form
    5,186,904.66/7,773,812.46 = 2,628,762.66/x
  3. Step 3: Cross multiply
    5,186,904.66x = 7,773,812.46 × 2,628,762.66
  4. Step 4: Simplify right side
    5,186,904.66x = 20,435,507,920,690.75
  5. Step 5: Solve for x
    x = 20,435,507,920,690.75/5,186,904.66
  6. Step 6: Final answer
    x = 3,939,827.17

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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.