Home / 1,776,430.30-2,664,904.65-829,831.90

Finding the Fourth Proportional to 1,776,430.30, 2,664,904.65 and 829,831.90

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Solution

The fourth proportional to 1,776,430.30, 2,664,904.65 and 829,831.90 is: 1,244,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,430.30 : 2,664,904.65 = 829,831.90 : x
  2. Step 2: Convert to fraction form
    1,776,430.30/2,664,904.65 = 829,831.90/x
  3. Step 3: Cross multiply
    1,776,430.30x = 2,664,904.65 × 829,831.90
  4. Step 4: Simplify right side
    1,776,430.30x = 2,211,422,889,028.34
  5. Step 5: Solve for x
    x = 2,211,422,889,028.34/1,776,430.30
  6. Step 6: Final answer
    x = 1,244,868.93

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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.