Home / 1,767,890.40-2,650,280.40-1,058,200.80

Finding the Fourth Proportional to 1,767,890.40, 2,650,280.40 and 1,058,200.80

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Solution

The fourth proportional to 1,767,890.40, 2,650,280.40 and 1,058,200.80 is: 1,586,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,890.40 : 2,650,280.40 = 1,058,200.80 : x
  2. Step 2: Convert to fraction form
    1,767,890.40/2,650,280.40 = 1,058,200.80/x
  3. Step 3: Cross multiply
    1,767,890.40x = 2,650,280.40 × 1,058,200.80
  4. Step 4: Simplify right side
    1,767,890.40x = 2,804,528,839,504.32
  5. Step 5: Solve for x
    x = 2,804,528,839,504.32/1,767,890.40
  6. Step 6: Final answer
    x = 1,586,370.31

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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.