Home / 2,478,823.44-3,717,038.40-1,039,120.15

Finding the Fourth Proportional to 2,478,823.44, 3,717,038.40 and 1,039,120.15

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Solution

The fourth proportional to 2,478,823.44, 3,717,038.40 and 1,039,120.15 is: 1,558,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478,823.44 : 3,717,038.40 = 1,039,120.15 : x
  2. Step 2: Convert to fraction form
    2,478,823.44/3,717,038.40 = 1,039,120.15/x
  3. Step 3: Cross multiply
    2,478,823.44x = 3,717,038.40 × 1,039,120.15
  4. Step 4: Simplify right side
    2,478,823.44x = 3,862,449,509,056.36
  5. Step 5: Solve for x
    x = 3,862,449,509,056.36/2,478,823.44
  6. Step 6: Final answer
    x = 1,558,178.55

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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.