Home / 1,021,569.30-1,531,260.45-347,025.60

Finding the Fourth Proportional to 1,021,569.30, 1,531,260.45 and 347,025.60

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Solution

The fourth proportional to 1,021,569.30, 1,531,260.45 and 347,025.60 is: 520,166.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,569.30 : 1,531,260.45 = 347,025.60 : x
  2. Step 2: Convert to fraction form
    1,021,569.30/1,531,260.45 = 347,025.60/x
  3. Step 3: Cross multiply
    1,021,569.30x = 1,531,260.45 × 347,025.60
  4. Step 4: Simplify right side
    1,021,569.30x = 531,386,576,417.52
  5. Step 5: Solve for x
    x = 531,386,576,417.52/1,021,569.30
  6. Step 6: Final answer
    x = 520,166.94

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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.