Home / 1,795,054.80-2,688,953.40-1,119,061.20

Finding the Fourth Proportional to 1,795,054.80, 2,688,953.40 and 1,119,061.20

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Solution

The fourth proportional to 1,795,054.80, 2,688,953.40 and 1,119,061.20 is: 1,676,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,054.80 : 2,688,953.40 = 1,119,061.20 : x
  2. Step 2: Convert to fraction form
    1,795,054.80/2,688,953.40 = 1,119,061.20/x
  3. Step 3: Cross multiply
    1,795,054.80x = 2,688,953.40 × 1,119,061.20
  4. Step 4: Simplify right side
    1,795,054.80x = 3,009,103,418,548.08
  5. Step 5: Solve for x
    x = 3,009,103,418,548.08/1,795,054.80
  6. Step 6: Final answer
    x = 1,676,329.56

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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.