Home / 1,357,429.32-1,873,267.86-745,596.42

Finding the Fourth Proportional to 1,357,429.32, 1,873,267.86 and 745,596.42

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Solution

The fourth proportional to 1,357,429.32, 1,873,267.86 and 745,596.42 is: 1,028,931.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,429.32 : 1,873,267.86 = 745,596.42 : x
  2. Step 2: Convert to fraction form
    1,357,429.32/1,873,267.86 = 745,596.42/x
  3. Step 3: Cross multiply
    1,357,429.32x = 1,873,267.86 × 745,596.42
  4. Step 4: Simplify right side
    1,357,429.32x = 1,396,701,810,117.06
  5. Step 5: Solve for x
    x = 1,396,701,810,117.06/1,357,429.32
  6. Step 6: Final answer
    x = 1,028,931.52

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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.