Home / 1,357,810.84-2,033,613.78-648,335.80

Finding the Fourth Proportional to 1,357,810.84, 2,033,613.78 and 648,335.80

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Solution

The fourth proportional to 1,357,810.84, 2,033,613.78 and 648,335.80 is: 971,022.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,810.84 : 2,033,613.78 = 648,335.80 : x
  2. Step 2: Convert to fraction form
    1,357,810.84/2,033,613.78 = 648,335.80/x
  3. Step 3: Cross multiply
    1,357,810.84x = 2,033,613.78 × 648,335.80
  4. Step 4: Simplify right side
    1,357,810.84x = 1,318,464,616,947.32
  5. Step 5: Solve for x
    x = 1,318,464,616,947.32/1,357,810.84
  6. Step 6: Final answer
    x = 971,022.31

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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.