Home / 1,060,364.20-1,590,546.30-640,460.20

Finding the Fourth Proportional to 1,060,364.20, 1,590,546.30 and 640,460.20

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Solution

The fourth proportional to 1,060,364.20, 1,590,546.30 and 640,460.20 is: 960,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,364.20 : 1,590,546.30 = 640,460.20 : x
  2. Step 2: Convert to fraction form
    1,060,364.20/1,590,546.30 = 640,460.20/x
  3. Step 3: Cross multiply
    1,060,364.20x = 1,590,546.30 × 640,460.20
  4. Step 4: Simplify right side
    1,060,364.20x = 1,018,681,601,407.26
  5. Step 5: Solve for x
    x = 1,018,681,601,407.26/1,060,364.20
  6. Step 6: Final answer
    x = 960,690.30

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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.