Home / 1,664,828.43-2,497,243.86-402,657.27

Finding the Fourth Proportional to 1,664,828.43, 2,497,243.86 and 402,657.27

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Solution

The fourth proportional to 1,664,828.43, 2,497,243.86 and 402,657.27 is: 603,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,828.43 : 2,497,243.86 = 402,657.27 : x
  2. Step 2: Convert to fraction form
    1,664,828.43/2,497,243.86 = 402,657.27/x
  3. Step 3: Cross multiply
    1,664,828.43x = 2,497,243.86 × 402,657.27
  4. Step 4: Simplify right side
    1,664,828.43x = 1,005,533,395,191.86
  5. Step 5: Solve for x
    x = 1,005,533,395,191.86/1,664,828.43
  6. Step 6: Final answer
    x = 603,986.20

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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.