Home / 1,093,813.80-1,640,720.70-1,031,812.35

Finding the Fourth Proportional to 1,093,813.80, 1,640,720.70 and 1,031,812.35

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Solution

The fourth proportional to 1,093,813.80, 1,640,720.70 and 1,031,812.35 is: 1,547,718.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,813.80 : 1,640,720.70 = 1,031,812.35 : x
  2. Step 2: Convert to fraction form
    1,093,813.80/1,640,720.70 = 1,031,812.35/x
  3. Step 3: Cross multiply
    1,093,813.80x = 1,640,720.70 × 1,031,812.35
  4. Step 4: Simplify right side
    1,093,813.80x = 1,692,915,881,160.65
  5. Step 5: Solve for x
    x = 1,692,915,881,160.65/1,093,813.80
  6. Step 6: Final answer
    x = 1,547,718.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.