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Finding the Fourth Proportional to 1,364,796, 1,883,418.48 and 761,184

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Solution

The fourth proportional to 1,364,796, 1,883,418.48 and 761,184 is: 1,050,433.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,796 : 1,883,418.48 = 761,184 : x
  2. Step 2: Convert to fraction form
    1,364,796/1,883,418.48 = 761,184/x
  3. Step 3: Cross multiply
    1,364,796x = 1,883,418.48 × 761,184
  4. Step 4: Simplify right side
    1,364,796x = 1,433,628,012,280.32
  5. Step 5: Solve for x
    x = 1,433,628,012,280.32/1,364,796
  6. Step 6: Final answer
    x = 1,050,433.92

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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.