Home / 1,266,569.56-1,900,051.17-425,318.14

Finding the Fourth Proportional to 1,266,569.56, 1,900,051.17 and 425,318.14

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Solution

The fourth proportional to 1,266,569.56, 1,900,051.17 and 425,318.14 is: 638,043.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,569.56 : 1,900,051.17 = 425,318.14 : x
  2. Step 2: Convert to fraction form
    1,266,569.56/1,900,051.17 = 425,318.14/x
  3. Step 3: Cross multiply
    1,266,569.56x = 1,900,051.17 × 425,318.14
  4. Step 4: Simplify right side
    1,266,569.56x = 808,126,232,701.76
  5. Step 5: Solve for x
    x = 808,126,232,701.76/1,266,569.56
  6. Step 6: Final answer
    x = 638,043.31

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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.