Home / 1,123,476.70-1,685,215.05-808,548.70

Finding the Fourth Proportional to 1,123,476.70, 1,685,215.05 and 808,548.70

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Solution

The fourth proportional to 1,123,476.70, 1,685,215.05 and 808,548.70 is: 1,212,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,476.70 : 1,685,215.05 = 808,548.70 : x
  2. Step 2: Convert to fraction form
    1,123,476.70/1,685,215.05 = 808,548.70/x
  3. Step 3: Cross multiply
    1,123,476.70x = 1,685,215.05 × 808,548.70
  4. Step 4: Simplify right side
    1,123,476.70x = 1,362,578,437,897.94
  5. Step 5: Solve for x
    x = 1,362,578,437,897.94/1,123,476.70
  6. Step 6: Final answer
    x = 1,212,823.05

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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.