Home / 1,054,624.73-1,455,381.63-571,189.86

Finding the Fourth Proportional to 1,054,624.73, 1,455,381.63 and 571,189.86

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Solution

The fourth proportional to 1,054,624.73, 1,455,381.63 and 571,189.86 is: 788,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,624.73 : 1,455,381.63 = 571,189.86 : x
  2. Step 2: Convert to fraction form
    1,054,624.73/1,455,381.63 = 571,189.86/x
  3. Step 3: Cross multiply
    1,054,624.73x = 1,455,381.63 × 571,189.86
  4. Step 4: Simplify right side
    1,054,624.73x = 831,299,229,486.27
  5. Step 5: Solve for x
    x = 831,299,229,486.27/1,054,624.73
  6. Step 6: Final answer
    x = 788,241.74

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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.