Home / 2,075,888.96-3,111,959.52-745,881.92

Finding the Fourth Proportional to 2,075,888.96, 3,111,959.52 and 745,881.92

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Solution

The fourth proportional to 2,075,888.96, 3,111,959.52 and 745,881.92 is: 1,118,149.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,888.96 : 3,111,959.52 = 745,881.92 : x
  2. Step 2: Convert to fraction form
    2,075,888.96/3,111,959.52 = 745,881.92/x
  3. Step 3: Cross multiply
    2,075,888.96x = 3,111,959.52 × 745,881.92
  4. Step 4: Simplify right side
    2,075,888.96x = 2,321,154,341,739.88
  5. Step 5: Solve for x
    x = 2,321,154,341,739.88/2,075,888.96
  6. Step 6: Final answer
    x = 1,118,149.57

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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.