Home / 1,070,825.04-1,477,490.76-640,941.84

Finding the Fourth Proportional to 1,070,825.04, 1,477,490.76 and 640,941.84

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Solution

The fourth proportional to 1,070,825.04, 1,477,490.76 and 640,941.84 is: 884,351.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,825.04 : 1,477,490.76 = 640,941.84 : x
  2. Step 2: Convert to fraction form
    1,070,825.04/1,477,490.76 = 640,941.84/x
  3. Step 3: Cross multiply
    1,070,825.04x = 1,477,490.76 × 640,941.84
  4. Step 4: Simplify right side
    1,070,825.04x = 946,985,646,297.40
  5. Step 5: Solve for x
    x = 946,985,646,297.40/1,070,825.04
  6. Step 6: Final answer
    x = 884,351.42

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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.