Home / 1,365,719.29-1,884,683.40-745,521.95

Finding the Fourth Proportional to 1,365,719.29, 1,884,683.40 and 745,521.95

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Solution

The fourth proportional to 1,365,719.29, 1,884,683.40 and 745,521.95 is: 1,028,815.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,719.29 : 1,884,683.40 = 745,521.95 : x
  2. Step 2: Convert to fraction form
    1,365,719.29/1,884,683.40 = 745,521.95/x
  3. Step 3: Cross multiply
    1,365,719.29x = 1,884,683.40 × 745,521.95
  4. Step 4: Simplify right side
    1,365,719.29x = 1,405,072,843,500.63
  5. Step 5: Solve for x
    x = 1,405,072,843,500.63/1,365,719.29
  6. Step 6: Final answer
    x = 1,028,815.26

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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.