Home / 1,351,282.02-1,864,769.11-739,434.86

Finding the Fourth Proportional to 1,351,282.02, 1,864,769.11 and 739,434.86

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Solution

The fourth proportional to 1,351,282.02, 1,864,769.11 and 739,434.86 is: 1,020,420.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,282.02 : 1,864,769.11 = 739,434.86 : x
  2. Step 2: Convert to fraction form
    1,351,282.02/1,864,769.11 = 739,434.86/x
  3. Step 3: Cross multiply
    1,351,282.02x = 1,864,769.11 × 739,434.86
  4. Step 4: Simplify right side
    1,351,282.02x = 1,378,875,282,268.51
  5. Step 5: Solve for x
    x = 1,378,875,282,268.51/1,351,282.02
  6. Step 6: Final answer
    x = 1,020,420.06

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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.