Home / 2,500,358.40-3,450,503.04-1,354,435.20

Finding the Fourth Proportional to 2,500,358.40, 3,450,503.04 and 1,354,435.20

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Solution

The fourth proportional to 2,500,358.40, 3,450,503.04 and 1,354,435.20 is: 1,869,125.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,358.40 : 3,450,503.04 = 1,354,435.20 : x
  2. Step 2: Convert to fraction form
    2,500,358.40/3,450,503.04 = 1,354,435.20/x
  3. Step 3: Cross multiply
    2,500,358.40x = 3,450,503.04 × 1,354,435.20
  4. Step 4: Simplify right side
    2,500,358.40x = 4,673,482,775,083.01
  5. Step 5: Solve for x
    x = 4,673,482,775,083.01/2,500,358.40
  6. Step 6: Final answer
    x = 1,869,125.15

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1.5x scale

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.