Home / 1,405,962.35-2,108,943.51-395,043.47

Finding the Fourth Proportional to 1,405,962.35, 2,108,943.51 and 395,043.47

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Solution

The fourth proportional to 1,405,962.35, 2,108,943.51 and 395,043.47 is: 592,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,962.35 : 2,108,943.51 = 395,043.47 : x
  2. Step 2: Convert to fraction form
    1,405,962.35/2,108,943.51 = 395,043.47/x
  3. Step 3: Cross multiply
    1,405,962.35x = 2,108,943.51 × 395,043.47
  4. Step 4: Simplify right side
    1,405,962.35x = 833,124,362,224.38
  5. Step 5: Solve for x
    x = 833,124,362,224.38/1,405,962.35
  6. Step 6: Final answer
    x = 592,565.20

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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.