Home / 1,018,597.81-1,405,582.70-588,905.62

Finding the Fourth Proportional to 1,018,597.81, 1,405,582.70 and 588,905.62

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Solution

The fourth proportional to 1,018,597.81, 1,405,582.70 and 588,905.62 is: 812,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,597.81 : 1,405,582.70 = 588,905.62 : x
  2. Step 2: Convert to fraction form
    1,018,597.81/1,405,582.70 = 588,905.62/x
  3. Step 3: Cross multiply
    1,018,597.81x = 1,405,582.70 × 588,905.62
  4. Step 4: Simplify right side
    1,018,597.81x = 827,755,551,404.77
  5. Step 5: Solve for x
    x = 827,755,551,404.77/1,018,597.81
  6. Step 6: Final answer
    x = 812,642.19

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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.