Home / 1,426,840.58-2,140,590.28-480,188.18

Finding the Fourth Proportional to 1,426,840.58, 2,140,590.28 and 480,188.18

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Solution

The fourth proportional to 1,426,840.58, 2,140,590.28 and 480,188.18 is: 720,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,840.58 : 2,140,590.28 = 480,188.18 : x
  2. Step 2: Convert to fraction form
    1,426,840.58/2,140,590.28 = 480,188.18/x
  3. Step 3: Cross multiply
    1,426,840.58x = 2,140,590.28 × 480,188.18
  4. Step 4: Simplify right side
    1,426,840.58x = 1,027,886,150,678.89
  5. Step 5: Solve for x
    x = 1,027,886,150,678.89/1,426,840.58
  6. Step 6: Final answer
    x = 720,393.13

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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.