Home / 1,432,887.23-1,977,384.37-788,293.59

Finding the Fourth Proportional to 1,432,887.23, 1,977,384.37 and 788,293.59

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Solution

The fourth proportional to 1,432,887.23, 1,977,384.37 and 788,293.59 is: 1,087,845.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,887.23 : 1,977,384.37 = 788,293.59 : x
  2. Step 2: Convert to fraction form
    1,432,887.23/1,977,384.37 = 788,293.59/x
  3. Step 3: Cross multiply
    1,432,887.23x = 1,977,384.37 × 788,293.59
  4. Step 4: Simplify right side
    1,432,887.23x = 1,558,759,419,895.72
  5. Step 5: Solve for x
    x = 1,558,759,419,895.72/1,432,887.23
  6. Step 6: Final answer
    x = 1,087,845.15

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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.