Home / 1,889,185.80-2,833,260.48-1,130,430.36

Finding the Fourth Proportional to 1,889,185.80, 2,833,260.48 and 1,130,430.36

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Solution

The fourth proportional to 1,889,185.80, 2,833,260.48 and 1,130,430.36 is: 1,695,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,185.80 : 2,833,260.48 = 1,130,430.36 : x
  2. Step 2: Convert to fraction form
    1,889,185.80/2,833,260.48 = 1,130,430.36/x
  3. Step 3: Cross multiply
    1,889,185.80x = 2,833,260.48 × 1,130,430.36
  4. Step 4: Simplify right side
    1,889,185.80x = 3,202,803,664,380.17
  5. Step 5: Solve for x
    x = 3,202,803,664,380.17/1,889,185.80
  6. Step 6: Final answer
    x = 1,695,335.45

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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.