Home / 1,333,880.16-1,840,929.92-760,788.96

Finding the Fourth Proportional to 1,333,880.16, 1,840,929.92 and 760,788.96

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Solution

The fourth proportional to 1,333,880.16, 1,840,929.92 and 760,788.96 is: 1,049,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,880.16 : 1,840,929.92 = 760,788.96 : x
  2. Step 2: Convert to fraction form
    1,333,880.16/1,840,929.92 = 760,788.96/x
  3. Step 3: Cross multiply
    1,333,880.16x = 1,840,929.92 × 760,788.96
  4. Step 4: Simplify right side
    1,333,880.16x = 1,400,559,159,269.68
  5. Step 5: Solve for x
    x = 1,400,559,159,269.68/1,333,880.16
  6. Step 6: Final answer
    x = 1,049,988.75

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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.