Home / 2,144,395.60-3,211,927.80-1,301,477.20

Finding the Fourth Proportional to 2,144,395.60, 3,211,927.80 and 1,301,477.20

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Solution

The fourth proportional to 2,144,395.60, 3,211,927.80 and 1,301,477.20 is: 1,949,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,395.60 : 3,211,927.80 = 1,301,477.20 : x
  2. Step 2: Convert to fraction form
    2,144,395.60/3,211,927.80 = 1,301,477.20/x
  3. Step 3: Cross multiply
    2,144,395.60x = 3,211,927.80 × 1,301,477.20
  4. Step 4: Simplify right side
    2,144,395.60x = 4,180,250,799,746.16
  5. Step 5: Solve for x
    x = 4,180,250,799,746.16/2,144,395.60
  6. Step 6: Final answer
    x = 1,949,384.15

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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.