Home / 1,326,061.62-1,829,972.34-774,809.64

Finding the Fourth Proportional to 1,326,061.62, 1,829,972.34 and 774,809.64

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Solution

The fourth proportional to 1,326,061.62, 1,829,972.34 and 774,809.64 is: 1,069,241.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,061.62 : 1,829,972.34 = 774,809.64 : x
  2. Step 2: Convert to fraction form
    1,326,061.62/1,829,972.34 = 774,809.64/x
  3. Step 3: Cross multiply
    1,326,061.62x = 1,829,972.34 × 774,809.64
  4. Step 4: Simplify right side
    1,326,061.62x = 1,417,880,209,965.36
  5. Step 5: Solve for x
    x = 1,417,880,209,965.36/1,326,061.62
  6. Step 6: Final answer
    x = 1,069,241.57

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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.