Home / 1,047,825.75-1,445,999.54-570,897.75

Finding the Fourth Proportional to 1,047,825.75, 1,445,999.54 and 570,897.75

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Solution

The fourth proportional to 1,047,825.75, 1,445,999.54 and 570,897.75 is: 787,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,825.75 : 1,445,999.54 = 570,897.75 : x
  2. Step 2: Convert to fraction form
    1,047,825.75/1,445,999.54 = 570,897.75/x
  3. Step 3: Cross multiply
    1,047,825.75x = 1,445,999.54 × 570,897.75
  4. Step 4: Simplify right side
    1,047,825.75x = 825,517,881,032.55
  5. Step 5: Solve for x
    x = 825,517,881,032.55/1,047,825.75
  6. Step 6: Final answer
    x = 787,838.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.