Home / 1,078,699.60-1,488,578-595,258.40

Finding the Fourth Proportional to 1,078,699.60, 1,488,578 and 595,258.40

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Solution

The fourth proportional to 1,078,699.60, 1,488,578 and 595,258.40 is: 821,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,699.60 : 1,488,578 = 595,258.40 : x
  2. Step 2: Convert to fraction form
    1,078,699.60/1,488,578 = 595,258.40/x
  3. Step 3: Cross multiply
    1,078,699.60x = 1,488,578 × 595,258.40
  4. Step 4: Simplify right side
    1,078,699.60x = 886,088,558,555.20
  5. Step 5: Solve for x
    x = 886,088,558,555.20/1,078,699.60
  6. Step 6: Final answer
    x = 821,441.45

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Double scale
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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.