Home / 1,059,279.60-1,588,919.40-561,615.60

Finding the Fourth Proportional to 1,059,279.60, 1,588,919.40 and 561,615.60

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Solution

The fourth proportional to 1,059,279.60, 1,588,919.40 and 561,615.60 is: 842,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,279.60 : 1,588,919.40 = 561,615.60 : x
  2. Step 2: Convert to fraction form
    1,059,279.60/1,588,919.40 = 561,615.60/x
  3. Step 3: Cross multiply
    1,059,279.60x = 1,588,919.40 × 561,615.60
  4. Step 4: Simplify right side
    1,059,279.60x = 892,361,922,182.64
  5. Step 5: Solve for x
    x = 892,361,922,182.64/1,059,279.60
  6. Step 6: Final answer
    x = 842,423.40

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Double scale
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1.5x scale

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.