Home / 3,886,494.76-5,830,489.37-1,490,152.50

Finding the Fourth Proportional to 3,886,494.76, 5,830,489.37 and 1,490,152.50

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Solution

The fourth proportional to 3,886,494.76, 5,830,489.37 and 1,490,152.50 is: 2,235,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,494.76 : 5,830,489.37 = 1,490,152.50 : x
  2. Step 2: Convert to fraction form
    3,886,494.76/5,830,489.37 = 1,490,152.50/x
  3. Step 3: Cross multiply
    3,886,494.76x = 5,830,489.37 × 1,490,152.50
  4. Step 4: Simplify right side
    3,886,494.76x = 8,688,318,303,478.16
  5. Step 5: Solve for x
    x = 8,688,318,303,478.16/3,886,494.76
  6. Step 6: Final answer
    x = 2,235,515.25

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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.