Home / 1,086,368.10-1,627,802.55-907,908.90

Finding the Fourth Proportional to 1,086,368.10, 1,627,802.55 and 907,908.90

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Solution

The fourth proportional to 1,086,368.10, 1,627,802.55 and 907,908.90 is: 1,360,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,368.10 : 1,627,802.55 = 907,908.90 : x
  2. Step 2: Convert to fraction form
    1,086,368.10/1,627,802.55 = 907,908.90/x
  3. Step 3: Cross multiply
    1,086,368.10x = 1,627,802.55 × 907,908.90
  4. Step 4: Simplify right side
    1,086,368.10x = 1,477,896,422,587.70
  5. Step 5: Solve for x
    x = 1,477,896,422,587.70/1,086,368.10
  6. Step 6: Final answer
    x = 1,360,401.16

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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.