Home / 1,623,981.60-2,435,797.40-426,024

Finding the Fourth Proportional to 1,623,981.60, 2,435,797.40 and 426,024

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Solution

The fourth proportional to 1,623,981.60, 2,435,797.40 and 426,024 is: 638,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,981.60 : 2,435,797.40 = 426,024 : x
  2. Step 2: Convert to fraction form
    1,623,981.60/2,435,797.40 = 426,024/x
  3. Step 3: Cross multiply
    1,623,981.60x = 2,435,797.40 × 426,024
  4. Step 4: Simplify right side
    1,623,981.60x = 1,037,708,151,537.60
  5. Step 5: Solve for x
    x = 1,037,708,151,537.60/1,623,981.60
  6. Step 6: Final answer
    x = 638,990.09

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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.