Home / 1,118,235.17-1,543,123.79-608,926.37

Finding the Fourth Proportional to 1,118,235.17, 1,543,123.79 and 608,926.37

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Solution

The fourth proportional to 1,118,235.17, 1,543,123.79 and 608,926.37 is: 840,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,235.17 : 1,543,123.79 = 608,926.37 : x
  2. Step 2: Convert to fraction form
    1,118,235.17/1,543,123.79 = 608,926.37/x
  3. Step 3: Cross multiply
    1,118,235.17x = 1,543,123.79 × 608,926.37
  4. Step 4: Simplify right side
    1,118,235.17x = 939,648,767,905.34
  5. Step 5: Solve for x
    x = 939,648,767,905.34/1,118,235.17
  6. Step 6: Final answer
    x = 840,296.20

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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.