Home / 1,653,670.60-2,480,360.10-455,486.20

Finding the Fourth Proportional to 1,653,670.60, 2,480,360.10 and 455,486.20

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Solution

The fourth proportional to 1,653,670.60, 2,480,360.10 and 455,486.20 is: 683,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,670.60 : 2,480,360.10 = 455,486.20 : x
  2. Step 2: Convert to fraction form
    1,653,670.60/2,480,360.10 = 455,486.20/x
  3. Step 3: Cross multiply
    1,653,670.60x = 2,480,360.10 × 455,486.20
  4. Step 4: Simplify right side
    1,653,670.60x = 1,129,769,796,580.62
  5. Step 5: Solve for x
    x = 1,129,769,796,580.62/1,653,670.60
  6. Step 6: Final answer
    x = 683,189.14

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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.