Home / 1,086,618-1,499,457.82-603,145.08

Finding the Fourth Proportional to 1,086,618, 1,499,457.82 and 603,145.08

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Solution

The fourth proportional to 1,086,618, 1,499,457.82 and 603,145.08 is: 832,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,618 : 1,499,457.82 = 603,145.08 : x
  2. Step 2: Convert to fraction form
    1,086,618/1,499,457.82 = 603,145.08/x
  3. Step 3: Cross multiply
    1,086,618x = 1,499,457.82 × 603,145.08
  4. Step 4: Simplify right side
    1,086,618x = 904,390,606,800.53
  5. Step 5: Solve for x
    x = 904,390,606,800.53/1,086,618
  6. Step 6: Final answer
    x = 832,298.57

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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.