Home / 1,448,465.10-2,170,838.70-808,767.60

Finding the Fourth Proportional to 1,448,465.10, 2,170,838.70 and 808,767.60

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Solution

The fourth proportional to 1,448,465.10, 2,170,838.70 and 808,767.60 is: 1,212,113.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,465.10 : 2,170,838.70 = 808,767.60 : x
  2. Step 2: Convert to fraction form
    1,448,465.10/2,170,838.70 = 808,767.60/x
  3. Step 3: Cross multiply
    1,448,465.10x = 2,170,838.70 × 808,767.60
  4. Step 4: Simplify right side
    1,448,465.10x = 1,755,704,005,386.12
  5. Step 5: Solve for x
    x = 1,755,704,005,386.12/1,448,465.10
  6. Step 6: Final answer
    x = 1,212,113.43

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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.