Home / 1,070,224.40-1,606,114.20-439,590.80

Finding the Fourth Proportional to 1,070,224.40, 1,606,114.20 and 439,590.80

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Solution

The fourth proportional to 1,070,224.40, 1,606,114.20 and 439,590.80 is: 659,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,224.40 : 1,606,114.20 = 439,590.80 : x
  2. Step 2: Convert to fraction form
    1,070,224.40/1,606,114.20 = 439,590.80/x
  3. Step 3: Cross multiply
    1,070,224.40x = 1,606,114.20 × 439,590.80
  4. Step 4: Simplify right side
    1,070,224.40x = 706,033,026,069.36
  5. Step 5: Solve for x
    x = 706,033,026,069.36/1,070,224.40
  6. Step 6: Final answer
    x = 659,705.60

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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.