Home / 1,749,792.80-2,624,689.04-420,096.80

Finding the Fourth Proportional to 1,749,792.80, 2,624,689.04 and 420,096.80

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Solution

The fourth proportional to 1,749,792.80, 2,624,689.04 and 420,096.80 is: 630,145.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,792.80 : 2,624,689.04 = 420,096.80 : x
  2. Step 2: Convert to fraction form
    1,749,792.80/2,624,689.04 = 420,096.80/x
  3. Step 3: Cross multiply
    1,749,792.80x = 2,624,689.04 × 420,096.80
  4. Step 4: Simplify right side
    1,749,792.80x = 1,102,623,466,699.07
  5. Step 5: Solve for x
    x = 1,102,623,466,699.07/1,749,792.80
  6. Step 6: Final answer
    x = 630,145.16

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Double scale
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1.5x scale

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.