Home / 2,014,025.32-2,780,225.70-1,440,068.20

Finding the Fourth Proportional to 2,014,025.32, 2,780,225.70 and 1,440,068.20

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Solution

The fourth proportional to 2,014,025.32, 2,780,225.70 and 1,440,068.20 is: 1,987,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,025.32 : 2,780,225.70 = 1,440,068.20 : x
  2. Step 2: Convert to fraction form
    2,014,025.32/2,780,225.70 = 1,440,068.20/x
  3. Step 3: Cross multiply
    2,014,025.32x = 2,780,225.70 × 1,440,068.20
  4. Step 4: Simplify right side
    2,014,025.32x = 4,003,714,619,392.74
  5. Step 5: Solve for x
    x = 4,003,714,619,392.74/2,014,025.32
  6. Step 6: Final answer
    x = 1,987,916.73

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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.