Home / 1,620,801.48-2,431,305.90-623,529.48

Finding the Fourth Proportional to 1,620,801.48, 2,431,305.90 and 623,529.48

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Solution

The fourth proportional to 1,620,801.48, 2,431,305.90 and 623,529.48 is: 935,334.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,801.48 : 2,431,305.90 = 623,529.48 : x
  2. Step 2: Convert to fraction form
    1,620,801.48/2,431,305.90 = 623,529.48/x
  3. Step 3: Cross multiply
    1,620,801.48x = 2,431,305.90 × 623,529.48
  4. Step 4: Simplify right side
    1,620,801.48x = 1,515,990,903,547.93
  5. Step 5: Solve for x
    x = 1,515,990,903,547.93/1,620,801.48
  6. Step 6: Final answer
    x = 935,334.11

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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.