Home / 1,038,109.20-1,554,211.35-1,038,109.20

Finding the Fourth Proportional to 1,038,109.20, 1,554,211.35 and 1,038,109.20

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Solution

The fourth proportional to 1,038,109.20, 1,554,211.35 and 1,038,109.20 is: 1,554,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,109.20 : 1,554,211.35 = 1,038,109.20 : x
  2. Step 2: Convert to fraction form
    1,038,109.20/1,554,211.35 = 1,038,109.20/x
  3. Step 3: Cross multiply
    1,038,109.20x = 1,554,211.35 × 1,038,109.20
  4. Step 4: Simplify right side
    1,038,109.20x = 1,613,441,101,179.42
  5. Step 5: Solve for x
    x = 1,613,441,101,179.42/1,038,109.20
  6. Step 6: Final answer
    x = 1,554,211.35

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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.