Home / 1,347,584.70-2,021,377.05-1,046,434.80

Finding the Fourth Proportional to 1,347,584.70, 2,021,377.05 and 1,046,434.80

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Solution

The fourth proportional to 1,347,584.70, 2,021,377.05 and 1,046,434.80 is: 1,569,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,584.70 : 2,021,377.05 = 1,046,434.80 : x
  2. Step 2: Convert to fraction form
    1,347,584.70/2,021,377.05 = 1,046,434.80/x
  3. Step 3: Cross multiply
    1,347,584.70x = 2,021,377.05 × 1,046,434.80
  4. Step 4: Simplify right side
    1,347,584.70x = 2,115,239,289,041.34
  5. Step 5: Solve for x
    x = 2,115,239,289,041.34/1,347,584.70
  6. Step 6: Final answer
    x = 1,569,652.20

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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.