Home / 5,428,210.96-8,142,578.31-1,784,860.17

Finding the Fourth Proportional to 5,428,210.96, 8,142,578.31 and 1,784,860.17

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Solution

The fourth proportional to 5,428,210.96, 8,142,578.31 and 1,784,860.17 is: 2,677,376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,210.96 : 8,142,578.31 = 1,784,860.17 : x
  2. Step 2: Convert to fraction form
    5,428,210.96/8,142,578.31 = 1,784,860.17/x
  3. Step 3: Cross multiply
    5,428,210.96x = 8,142,578.31 × 1,784,860.17
  4. Step 4: Simplify right side
    5,428,210.96x = 14,533,363,743,852.81
  5. Step 5: Solve for x
    x = 14,533,363,743,852.81/5,428,210.96
  6. Step 6: Final answer
    x = 2,677,376.37

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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.