Home / 1,756,481.12-2,423,912.40-992,518.16

Finding the Fourth Proportional to 1,756,481.12, 2,423,912.40 and 992,518.16

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Solution

The fourth proportional to 1,756,481.12, 2,423,912.40 and 992,518.16 is: 1,369,657.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,481.12 : 2,423,912.40 = 992,518.16 : x
  2. Step 2: Convert to fraction form
    1,756,481.12/2,423,912.40 = 992,518.16/x
  3. Step 3: Cross multiply
    1,756,481.12x = 2,423,912.40 × 992,518.16
  4. Step 4: Simplify right side
    1,756,481.12x = 2,405,777,075,249.18
  5. Step 5: Solve for x
    x = 2,405,777,075,249.18/1,756,481.12
  6. Step 6: Final answer
    x = 1,369,657.24

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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.