Home / 4,218,970.37-6,328,750.79-2,088,482.45

Finding the Fourth Proportional to 4,218,970.37, 6,328,750.79 and 2,088,482.45

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Solution

The fourth proportional to 4,218,970.37, 6,328,750.79 and 2,088,482.45 is: 3,132,869.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218,970.37 : 6,328,750.79 = 2,088,482.45 : x
  2. Step 2: Convert to fraction form
    4,218,970.37/6,328,750.79 = 2,088,482.45/x
  3. Step 3: Cross multiply
    4,218,970.37x = 6,328,750.79 × 2,088,482.45
  4. Step 4: Simplify right side
    4,218,970.37x = 13,217,484,928,916.09
  5. Step 5: Solve for x
    x = 13,217,484,928,916.09/4,218,970.37
  6. Step 6: Final answer
    x = 3,132,869.82

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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.