Home / 1,315,205.40-1,972,808.10-606,617.40

Finding the Fourth Proportional to 1,315,205.40, 1,972,808.10 and 606,617.40

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Solution

The fourth proportional to 1,315,205.40, 1,972,808.10 and 606,617.40 is: 909,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,205.40 : 1,972,808.10 = 606,617.40 : x
  2. Step 2: Convert to fraction form
    1,315,205.40/1,972,808.10 = 606,617.40/x
  3. Step 3: Cross multiply
    1,315,205.40x = 1,972,808.10 × 606,617.40
  4. Step 4: Simplify right side
    1,315,205.40x = 1,196,739,720,320.94
  5. Step 5: Solve for x
    x = 1,196,739,720,320.94/1,315,205.40
  6. Step 6: Final answer
    x = 909,926.10

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Similar ratio
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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.