Home / 1,357,422.87-1,873,258.95-745,590.03

Finding the Fourth Proportional to 1,357,422.87, 1,873,258.95 and 745,590.03

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Solution

The fourth proportional to 1,357,422.87, 1,873,258.95 and 745,590.03 is: 1,028,922.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,422.87 : 1,873,258.95 = 745,590.03 : x
  2. Step 2: Convert to fraction form
    1,357,422.87/1,873,258.95 = 745,590.03/x
  3. Step 3: Cross multiply
    1,357,422.87x = 1,873,258.95 × 745,590.03
  4. Step 4: Simplify right side
    1,357,422.87x = 1,396,683,196,728.27
  5. Step 5: Solve for x
    x = 1,396,683,196,728.27/1,357,422.87
  6. Step 6: Final answer
    x = 1,028,922.69

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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.