Home / 1,255,938.80-1,732,586.16-746,280.32

Finding the Fourth Proportional to 1,255,938.80, 1,732,586.16 and 746,280.32

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Solution

The fourth proportional to 1,255,938.80, 1,732,586.16 and 746,280.32 is: 1,029,504.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,938.80 : 1,732,586.16 = 746,280.32 : x
  2. Step 2: Convert to fraction form
    1,255,938.80/1,732,586.16 = 746,280.32/x
  3. Step 3: Cross multiply
    1,255,938.80x = 1,732,586.16 × 746,280.32
  4. Step 4: Simplify right side
    1,255,938.80x = 1,292,994,953,912.37
  5. Step 5: Solve for x
    x = 1,292,994,953,912.37/1,255,938.80
  6. Step 6: Final answer
    x = 1,029,504.74

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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.