Home / 1,640,464.80-2,460,697.20-1,534,711.20

Finding the Fourth Proportional to 1,640,464.80, 2,460,697.20 and 1,534,711.20

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Solution

The fourth proportional to 1,640,464.80, 2,460,697.20 and 1,534,711.20 is: 2,302,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,464.80 : 2,460,697.20 = 1,534,711.20 : x
  2. Step 2: Convert to fraction form
    1,640,464.80/2,460,697.20 = 1,534,711.20/x
  3. Step 3: Cross multiply
    1,640,464.80x = 2,460,697.20 × 1,534,711.20
  4. Step 4: Simplify right side
    1,640,464.80x = 3,776,459,552,648.64
  5. Step 5: Solve for x
    x = 3,776,459,552,648.64/1,640,464.80
  6. Step 6: Final answer
    x = 2,302,066.80

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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.