Home / 1,407,008.70-2,110,497.75-342,051.89

Finding the Fourth Proportional to 1,407,008.70, 2,110,497.75 and 342,051.89

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Solution

The fourth proportional to 1,407,008.70, 2,110,497.75 and 342,051.89 is: 513,074.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,008.70 : 2,110,497.75 = 342,051.89 : x
  2. Step 2: Convert to fraction form
    1,407,008.70/2,110,497.75 = 342,051.89/x
  3. Step 3: Cross multiply
    1,407,008.70x = 2,110,497.75 × 342,051.89
  4. Step 4: Simplify right side
    1,407,008.70x = 721,899,733,675.76
  5. Step 5: Solve for x
    x = 721,899,733,675.76/1,407,008.70
  6. Step 6: Final answer
    x = 513,074.11

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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.