Home / 1,448,699.42-2,173,377.18-774,425.45

Finding the Fourth Proportional to 1,448,699.42, 2,173,377.18 and 774,425.45

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Solution

The fourth proportional to 1,448,699.42, 2,173,377.18 and 774,425.45 is: 1,161,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,699.42 : 2,173,377.18 = 774,425.45 : x
  2. Step 2: Convert to fraction form
    1,448,699.42/2,173,377.18 = 774,425.45/x
  3. Step 3: Cross multiply
    1,448,699.42x = 2,173,377.18 × 774,425.45
  4. Step 4: Simplify right side
    1,448,699.42x = 1,683,118,600,641.23
  5. Step 5: Solve for x
    x = 1,683,118,600,641.23/1,448,699.42
  6. Step 6: Final answer
    x = 1,161,813.54

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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.