Home / 1,647,783.55-2,470,774.29-1,308,407.02

Finding the Fourth Proportional to 1,647,783.55, 2,470,774.29 and 1,308,407.02

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Solution

The fourth proportional to 1,647,783.55, 2,470,774.29 and 1,308,407.02 is: 1,961,895.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,783.55 : 2,470,774.29 = 1,308,407.02 : x
  2. Step 2: Convert to fraction form
    1,647,783.55/2,470,774.29 = 1,308,407.02/x
  3. Step 3: Cross multiply
    1,647,783.55x = 2,470,774.29 × 1,308,407.02
  4. Step 4: Simplify right side
    1,647,783.55x = 3,232,778,425,871.52
  5. Step 5: Solve for x
    x = 3,232,778,425,871.52/1,647,783.55
  6. Step 6: Final answer
    x = 1,961,895.07

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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.