Home / 1,357,386.34-1,873,215.64-745,595.66

Finding the Fourth Proportional to 1,357,386.34, 1,873,215.64 and 745,595.66

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Solution

The fourth proportional to 1,357,386.34, 1,873,215.64 and 745,595.66 is: 1,028,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,386.34 : 1,873,215.64 = 745,595.66 : x
  2. Step 2: Convert to fraction form
    1,357,386.34/1,873,215.64 = 745,595.66/x
  3. Step 3: Cross multiply
    1,357,386.34x = 1,873,215.64 × 745,595.66
  4. Step 4: Simplify right side
    1,357,386.34x = 1,396,661,451,428.12
  5. Step 5: Solve for x
    x = 1,396,661,451,428.12/1,357,386.34
  6. Step 6: Final answer
    x = 1,028,934.36

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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.