Home / 1,145,762.28-1,718,632.42-696,607.16

Finding the Fourth Proportional to 1,145,762.28, 1,718,632.42 and 696,607.16

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Solution

The fourth proportional to 1,145,762.28, 1,718,632.42 and 696,607.16 is: 1,044,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,762.28 : 1,718,632.42 = 696,607.16 : x
  2. Step 2: Convert to fraction form
    1,145,762.28/1,718,632.42 = 696,607.16/x
  3. Step 3: Cross multiply
    1,145,762.28x = 1,718,632.42 × 696,607.16
  4. Step 4: Simplify right side
    1,145,762.28x = 1,197,211,638,845.45
  5. Step 5: Solve for x
    x = 1,197,211,638,845.45/1,145,762.28
  6. Step 6: Final answer
    x = 1,044,904.04

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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.