Home / 3,408,223.40-5,112,335.10-1,012,437.80

Finding the Fourth Proportional to 3,408,223.40, 5,112,335.10 and 1,012,437.80

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Solution

The fourth proportional to 3,408,223.40, 5,112,335.10 and 1,012,437.80 is: 1,518,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,223.40 : 5,112,335.10 = 1,012,437.80 : x
  2. Step 2: Convert to fraction form
    3,408,223.40/5,112,335.10 = 1,012,437.80/x
  3. Step 3: Cross multiply
    3,408,223.40x = 5,112,335.10 × 1,012,437.80
  4. Step 4: Simplify right side
    3,408,223.40x = 5,175,921,301,506.78
  5. Step 5: Solve for x
    x = 5,175,921,301,506.78/3,408,223.40
  6. Step 6: Final answer
    x = 1,518,656.70

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1.5x scale

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.