Home / 2,478,955.02-3,421,025.76-1,391,293.92

Finding the Fourth Proportional to 2,478,955.02, 3,421,025.76 and 1,391,293.92

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Solution

The fourth proportional to 2,478,955.02, 3,421,025.76 and 1,391,293.92 is: 1,920,023.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478,955.02 : 3,421,025.76 = 1,391,293.92 : x
  2. Step 2: Convert to fraction form
    2,478,955.02/3,421,025.76 = 1,391,293.92/x
  3. Step 3: Cross multiply
    2,478,955.02x = 3,421,025.76 × 1,391,293.92
  4. Step 4: Simplify right side
    2,478,955.02x = 4,759,652,340,051.38
  5. Step 5: Solve for x
    x = 4,759,652,340,051.38/2,478,955.02
  6. Step 6: Final answer
    x = 1,920,023.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.