Home / 1,417,475.60-1,956,044.40-772,890.56

Finding the Fourth Proportional to 1,417,475.60, 1,956,044.40 and 772,890.56

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Solution

The fourth proportional to 1,417,475.60, 1,956,044.40 and 772,890.56 is: 1,066,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,475.60 : 1,956,044.40 = 772,890.56 : x
  2. Step 2: Convert to fraction form
    1,417,475.60/1,956,044.40 = 772,890.56/x
  3. Step 3: Cross multiply
    1,417,475.60x = 1,956,044.40 × 772,890.56
  4. Step 4: Simplify right side
    1,417,475.60x = 1,511,808,251,700.86
  5. Step 5: Solve for x
    x = 1,511,808,251,700.86/1,417,475.60
  6. Step 6: Final answer
    x = 1,066,549.75

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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.