Home / 1,245,372.89-1,866,455.43-604,436.25

Finding the Fourth Proportional to 1,245,372.89, 1,866,455.43 and 604,436.25

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Solution

The fourth proportional to 1,245,372.89, 1,866,455.43 and 604,436.25 is: 905,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,372.89 : 1,866,455.43 = 604,436.25 : x
  2. Step 2: Convert to fraction form
    1,245,372.89/1,866,455.43 = 604,436.25/x
  3. Step 3: Cross multiply
    1,245,372.89x = 1,866,455.43 × 604,436.25
  4. Step 4: Simplify right side
    1,245,372.89x = 1,128,153,320,901.34
  5. Step 5: Solve for x
    x = 1,128,153,320,901.34/1,245,372.89
  6. Step 6: Final answer
    x = 905,875.93

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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.