Home / 1,948,070.61-2,922,105.78-528,089.76

Finding the Fourth Proportional to 1,948,070.61, 2,922,105.78 and 528,089.76

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Solution

The fourth proportional to 1,948,070.61, 2,922,105.78 and 528,089.76 is: 792,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,070.61 : 2,922,105.78 = 528,089.76 : x
  2. Step 2: Convert to fraction form
    1,948,070.61/2,922,105.78 = 528,089.76/x
  3. Step 3: Cross multiply
    1,948,070.61x = 2,922,105.78 × 528,089.76
  4. Step 4: Simplify right side
    1,948,070.61x = 1,543,134,140,054.81
  5. Step 5: Solve for x
    x = 1,543,134,140,054.81/1,948,070.61
  6. Step 6: Final answer
    x = 792,134.60

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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.