Home / 1,557,948.87-2,150,328.16-913,576.65

Finding the Fourth Proportional to 1,557,948.87, 2,150,328.16 and 913,576.65

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Solution

The fourth proportional to 1,557,948.87, 2,150,328.16 and 913,576.65 is: 1,260,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,948.87 : 2,150,328.16 = 913,576.65 : x
  2. Step 2: Convert to fraction form
    1,557,948.87/2,150,328.16 = 913,576.65/x
  3. Step 3: Cross multiply
    1,557,948.87x = 2,150,328.16 × 913,576.65
  4. Step 4: Simplify right side
    1,557,948.87x = 1,964,489,596,813.46
  5. Step 5: Solve for x
    x = 1,964,489,596,813.46/1,557,948.87
  6. Step 6: Final answer
    x = 1,260,946.13

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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.