Home / 1,243,602.48-1,864,790.28-523,812.72

Finding the Fourth Proportional to 1,243,602.48, 1,864,790.28 and 523,812.72

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Solution

The fourth proportional to 1,243,602.48, 1,864,790.28 and 523,812.72 is: 785,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,602.48 : 1,864,790.28 = 523,812.72 : x
  2. Step 2: Convert to fraction form
    1,243,602.48/1,864,790.28 = 523,812.72/x
  3. Step 3: Cross multiply
    1,243,602.48x = 1,864,790.28 × 523,812.72
  4. Step 4: Simplify right side
    1,243,602.48x = 976,800,868,796.36
  5. Step 5: Solve for x
    x = 976,800,868,796.36/1,243,602.48
  6. Step 6: Final answer
    x = 785,460.70

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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.