Home / 4,220,875-6,331,314.96-2,964,312.28

Finding the Fourth Proportional to 4,220,875, 6,331,314.96 and 2,964,312.28

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Solution

The fourth proportional to 4,220,875, 6,331,314.96 and 2,964,312.28 is: 4,446,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,875 : 6,331,314.96 = 2,964,312.28 : x
  2. Step 2: Convert to fraction form
    4,220,875/6,331,314.96 = 2,964,312.28/x
  3. Step 3: Cross multiply
    4,220,875x = 6,331,314.96 × 2,964,312.28
  4. Step 4: Simplify right side
    4,220,875x = 18,767,994,684,475.71
  5. Step 5: Solve for x
    x = 18,767,994,684,475.71/4,220,875
  6. Step 6: Final answer
    x = 4,446,470.15

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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.