Home / 1,357,379.79-1,873,206.69-745,589.16

Finding the Fourth Proportional to 1,357,379.79, 1,873,206.69 and 745,589.16

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Solution

The fourth proportional to 1,357,379.79, 1,873,206.69 and 745,589.16 is: 1,028,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,379.79 : 1,873,206.69 = 745,589.16 : x
  2. Step 2: Convert to fraction form
    1,357,379.79/1,873,206.69 = 745,589.16/x
  3. Step 3: Cross multiply
    1,357,379.79x = 1,873,206.69 × 745,589.16
  4. Step 4: Simplify right side
    1,357,379.79x = 1,396,642,602,503.48
  5. Step 5: Solve for x
    x = 1,396,642,602,503.48/1,357,379.79
  6. Step 6: Final answer
    x = 1,028,925.44

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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.