Home / 4,928,099.40-7,399,752.30-2,688,611.40

Finding the Fourth Proportional to 4,928,099.40, 7,399,752.30 and 2,688,611.40

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Solution

The fourth proportional to 4,928,099.40, 7,399,752.30 and 2,688,611.40 is: 4,037,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,099.40 : 7,399,752.30 = 2,688,611.40 : x
  2. Step 2: Convert to fraction form
    4,928,099.40/7,399,752.30 = 2,688,611.40/x
  3. Step 3: Cross multiply
    4,928,099.40x = 7,399,752.30 × 2,688,611.40
  4. Step 4: Simplify right side
    4,928,099.40x = 19,895,058,390,956.22
  5. Step 5: Solve for x
    x = 19,895,058,390,956.22/4,928,099.40
  6. Step 6: Final answer
    x = 4,037,065.16

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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.