Home / 1,008,615.51-1,391,848.65-549,720.27

Finding the Fourth Proportional to 1,008,615.51, 1,391,848.65 and 549,720.27

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Solution

The fourth proportional to 1,008,615.51, 1,391,848.65 and 549,720.27 is: 758,591.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,615.51 : 1,391,848.65 = 549,720.27 : x
  2. Step 2: Convert to fraction form
    1,008,615.51/1,391,848.65 = 549,720.27/x
  3. Step 3: Cross multiply
    1,008,615.51x = 1,391,848.65 × 549,720.27
  4. Step 4: Simplify right side
    1,008,615.51x = 765,127,415,677.14
  5. Step 5: Solve for x
    x = 765,127,415,677.14/1,008,615.51
  6. Step 6: Final answer
    x = 758,591.76

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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.