Home / 1,142,009.96-1,711,146.11-691,364.93

Finding the Fourth Proportional to 1,142,009.96, 1,711,146.11 and 691,364.93

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Solution

The fourth proportional to 1,142,009.96, 1,711,146.11 and 691,364.93 is: 1,035,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,009.96 : 1,711,146.11 = 691,364.93 : x
  2. Step 2: Convert to fraction form
    1,142,009.96/1,711,146.11 = 691,364.93/x
  3. Step 3: Cross multiply
    1,142,009.96x = 1,711,146.11 × 691,364.93
  4. Step 4: Simplify right side
    1,142,009.96x = 1,183,026,398,547.37
  5. Step 5: Solve for x
    x = 1,183,026,398,547.37/1,142,009.96
  6. Step 6: Final answer
    x = 1,035,916.01

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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.