Home / 2,377,561.63-3,281,032.98-1,289,833.25

Finding the Fourth Proportional to 2,377,561.63, 3,281,032.98 and 1,289,833.25

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Solution

The fourth proportional to 2,377,561.63, 3,281,032.98 and 1,289,833.25 is: 1,779,968.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377,561.63 : 3,281,032.98 = 1,289,833.25 : x
  2. Step 2: Convert to fraction form
    2,377,561.63/3,281,032.98 = 1,289,833.25/x
  3. Step 3: Cross multiply
    2,377,561.63x = 3,281,032.98 × 1,289,833.25
  4. Step 4: Simplify right side
    2,377,561.63x = 4,231,985,431,950.59
  5. Step 5: Solve for x
    x = 4,231,985,431,950.59/2,377,561.63
  6. Step 6: Final answer
    x = 1,779,968.77

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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.