Home / 4,671,904.60-7,006,544.70-1,478,009.80

Finding the Fourth Proportional to 4,671,904.60, 7,006,544.70 and 1,478,009.80

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Solution

The fourth proportional to 4,671,904.60, 7,006,544.70 and 1,478,009.80 is: 2,216,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671,904.60 : 7,006,544.70 = 1,478,009.80 : x
  2. Step 2: Convert to fraction form
    4,671,904.60/7,006,544.70 = 1,478,009.80/x
  3. Step 3: Cross multiply
    4,671,904.60x = 7,006,544.70 × 1,478,009.80
  4. Step 4: Simplify right side
    4,671,904.60x = 10,355,741,730,738.06
  5. Step 5: Solve for x
    x = 10,355,741,730,738.06/4,671,904.60
  6. Step 6: Final answer
    x = 2,216,599.57

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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.