Home / 1,357,822.84-2,033,631.78-648,347.80

Finding the Fourth Proportional to 1,357,822.84, 2,033,631.78 and 648,347.80

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Solution

The fourth proportional to 1,357,822.84, 2,033,631.78 and 648,347.80 is: 971,040.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,822.84 : 2,033,631.78 = 648,347.80 : x
  2. Step 2: Convert to fraction form
    1,357,822.84/2,033,631.78 = 648,347.80/x
  3. Step 3: Cross multiply
    1,357,822.84x = 2,033,631.78 × 648,347.80
  4. Step 4: Simplify right side
    1,357,822.84x = 1,318,500,690,573.08
  5. Step 5: Solve for x
    x = 1,318,500,690,573.08/1,357,822.84
  6. Step 6: Final answer
    x = 971,040.29

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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.