Home / 1,369,427.80-2,054,141.70-516,368.20

Finding the Fourth Proportional to 1,369,427.80, 2,054,141.70 and 516,368.20

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Solution

The fourth proportional to 1,369,427.80, 2,054,141.70 and 516,368.20 is: 774,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,427.80 : 2,054,141.70 = 516,368.20 : x
  2. Step 2: Convert to fraction form
    1,369,427.80/2,054,141.70 = 516,368.20/x
  3. Step 3: Cross multiply
    1,369,427.80x = 2,054,141.70 × 516,368.20
  4. Step 4: Simplify right side
    1,369,427.80x = 1,060,693,452,173.94
  5. Step 5: Solve for x
    x = 1,060,693,452,173.94/1,369,427.80
  6. Step 6: Final answer
    x = 774,552.30

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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.