Home / 1,414,066.64-1,951,411.40-778,162.64

Finding the Fourth Proportional to 1,414,066.64, 1,951,411.40 and 778,162.64

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Solution

The fourth proportional to 1,414,066.64, 1,951,411.40 and 778,162.64 is: 1,073,864.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,066.64 : 1,951,411.40 = 778,162.64 : x
  2. Step 2: Convert to fraction form
    1,414,066.64/1,951,411.40 = 778,162.64/x
  3. Step 3: Cross multiply
    1,414,066.64x = 1,951,411.40 × 778,162.64
  4. Step 4: Simplify right side
    1,414,066.64x = 1,518,515,446,750.10
  5. Step 5: Solve for x
    x = 1,518,515,446,750.10/1,414,066.64
  6. Step 6: Final answer
    x = 1,073,864.13

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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.