Home / 1,365,886.40-1,884,927.31-745,692.58

Finding the Fourth Proportional to 1,365,886.40, 1,884,927.31 and 745,692.58

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Solution

The fourth proportional to 1,365,886.40, 1,884,927.31 and 745,692.58 is: 1,029,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,886.40 : 1,884,927.31 = 745,692.58 : x
  2. Step 2: Convert to fraction form
    1,365,886.40/1,884,927.31 = 745,692.58/x
  3. Step 3: Cross multiply
    1,365,886.40x = 1,884,927.31 × 745,692.58
  4. Step 4: Simplify right side
    1,365,886.40x = 1,405,576,309,398.29
  5. Step 5: Solve for x
    x = 1,405,576,309,398.29/1,365,886.40
  6. Step 6: Final answer
    x = 1,029,057.99

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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.