Home / 1,070,826.04-1,477,492.14-640,942.84

Finding the Fourth Proportional to 1,070,826.04, 1,477,492.14 and 640,942.84

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Solution

The fourth proportional to 1,070,826.04, 1,477,492.14 and 640,942.84 is: 884,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,826.04 : 1,477,492.14 = 640,942.84 : x
  2. Step 2: Convert to fraction form
    1,070,826.04/1,477,492.14 = 640,942.84/x
  3. Step 3: Cross multiply
    1,070,826.04x = 1,477,492.14 × 640,942.84
  4. Step 4: Simplify right side
    1,070,826.04x = 946,988,008,289.28
  5. Step 5: Solve for x
    x = 946,988,008,289.28/1,070,826.04
  6. Step 6: Final answer
    x = 884,352.80

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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.