Home / 2,470,420.05-3,408,402.54-1,382,518.77

Finding the Fourth Proportional to 2,470,420.05, 3,408,402.54 and 1,382,518.77

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Solution

The fourth proportional to 2,470,420.05, 3,408,402.54 and 1,382,518.77 is: 1,907,441.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470,420.05 : 3,408,402.54 = 1,382,518.77 : x
  2. Step 2: Convert to fraction form
    2,470,420.05/3,408,402.54 = 1,382,518.77/x
  3. Step 3: Cross multiply
    2,470,420.05x = 3,408,402.54 × 1,382,518.77
  4. Step 4: Simplify right side
    2,470,420.05x = 4,712,180,487,265.68
  5. Step 5: Solve for x
    x = 4,712,180,487,265.68/2,470,420.05
  6. Step 6: Final answer
    x = 1,907,441.00

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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.