Home / 1,348,827.60-1,859,220.24-913,107.54

Finding the Fourth Proportional to 1,348,827.60, 1,859,220.24 and 913,107.54

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Solution

The fourth proportional to 1,348,827.60, 1,859,220.24 and 913,107.54 is: 1,258,624.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,827.60 : 1,859,220.24 = 913,107.54 : x
  2. Step 2: Convert to fraction form
    1,348,827.60/1,859,220.24 = 913,107.54/x
  3. Step 3: Cross multiply
    1,348,827.60x = 1,859,220.24 × 913,107.54
  4. Step 4: Simplify right side
    1,348,827.60x = 1,697,668,019,664.61
  5. Step 5: Solve for x
    x = 1,697,668,019,664.61/1,348,827.60
  6. Step 6: Final answer
    x = 1,258,624.91

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1.5x scale

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.