Home / 1,636,962.40-2,455,443.60-1,465,720.30

Finding the Fourth Proportional to 1,636,962.40, 2,455,443.60 and 1,465,720.30

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Solution

The fourth proportional to 1,636,962.40, 2,455,443.60 and 1,465,720.30 is: 2,198,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,962.40 : 2,455,443.60 = 1,465,720.30 : x
  2. Step 2: Convert to fraction form
    1,636,962.40/2,455,443.60 = 1,465,720.30/x
  3. Step 3: Cross multiply
    1,636,962.40x = 2,455,443.60 × 1,465,720.30
  4. Step 4: Simplify right side
    1,636,962.40x = 3,598,993,530,025.08
  5. Step 5: Solve for x
    x = 3,598,993,530,025.08/1,636,962.40
  6. Step 6: Final answer
    x = 2,198,580.45

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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.