Home / 3,886,502.05-5,830,500.30-1,490,159.80

Finding the Fourth Proportional to 3,886,502.05, 5,830,500.30 and 1,490,159.80

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Solution

The fourth proportional to 3,886,502.05, 5,830,500.30 and 1,490,159.80 is: 2,235,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,502.05 : 5,830,500.30 = 1,490,159.80 : x
  2. Step 2: Convert to fraction form
    3,886,502.05/5,830,500.30 = 1,490,159.80/x
  3. Step 3: Cross multiply
    3,886,502.05x = 5,830,500.30 × 1,490,159.80
  4. Step 4: Simplify right side
    3,886,502.05x = 8,688,377,160,947.94
  5. Step 5: Solve for x
    x = 8,688,377,160,947.94/3,886,502.05
  6. Step 6: Final answer
    x = 2,235,526.20

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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.