Home / 1,433,103.96-1,977,731.10-788,571.48

Finding the Fourth Proportional to 1,433,103.96, 1,977,731.10 and 788,571.48

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Solution

The fourth proportional to 1,433,103.96, 1,977,731.10 and 788,571.48 is: 1,088,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,103.96 : 1,977,731.10 = 788,571.48 : x
  2. Step 2: Convert to fraction form
    1,433,103.96/1,977,731.10 = 788,571.48/x
  3. Step 3: Cross multiply
    1,433,103.96x = 1,977,731.10 × 788,571.48
  4. Step 4: Simplify right side
    1,433,103.96x = 1,559,582,340,569.03
  5. Step 5: Solve for x
    x = 1,559,582,340,569.03/1,433,103.96
  6. Step 6: Final answer
    x = 1,088,254.85

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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.