Home / 1,510,073.14-2,083,901.28-831,009.64

Finding the Fourth Proportional to 1,510,073.14, 2,083,901.28 and 831,009.64

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Solution

The fourth proportional to 1,510,073.14, 2,083,901.28 and 831,009.64 is: 1,146,793.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,073.14 : 2,083,901.28 = 831,009.64 : x
  2. Step 2: Convert to fraction form
    1,510,073.14/2,083,901.28 = 831,009.64/x
  3. Step 3: Cross multiply
    1,510,073.14x = 2,083,901.28 × 831,009.64
  4. Step 4: Simplify right side
    1,510,073.14x = 1,731,742,052,488.34
  5. Step 5: Solve for x
    x = 1,731,742,052,488.34/1,510,073.14
  6. Step 6: Final answer
    x = 1,146,793.49

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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.