Home / 2,712,147.42-4,069,362.43-1,688,334.64

Finding the Fourth Proportional to 2,712,147.42, 4,069,362.43 and 1,688,334.64

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Solution

The fourth proportional to 2,712,147.42, 4,069,362.43 and 1,688,334.64 is: 2,533,212.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,147.42 : 4,069,362.43 = 1,688,334.64 : x
  2. Step 2: Convert to fraction form
    2,712,147.42/4,069,362.43 = 1,688,334.64/x
  3. Step 3: Cross multiply
    2,712,147.42x = 4,069,362.43 × 1,688,334.64
  4. Step 4: Simplify right side
    2,712,147.42x = 6,870,445,535,723.71
  5. Step 5: Solve for x
    x = 6,870,445,535,723.71/2,712,147.42
  6. Step 6: Final answer
    x = 2,533,212.42

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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.