Home / 3,113,077.89-4,670,521.07-1,291,108.71

Finding the Fourth Proportional to 3,113,077.89, 4,670,521.07 and 1,291,108.71

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Solution

The fourth proportional to 3,113,077.89, 4,670,521.07 and 1,291,108.71 is: 1,937,038.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,077.89 : 4,670,521.07 = 1,291,108.71 : x
  2. Step 2: Convert to fraction form
    3,113,077.89/4,670,521.07 = 1,291,108.71/x
  3. Step 3: Cross multiply
    3,113,077.89x = 4,670,521.07 × 1,291,108.71
  4. Step 4: Simplify right side
    3,113,077.89x = 6,030,150,452,036.92
  5. Step 5: Solve for x
    x = 6,030,150,452,036.92/3,113,077.89
  6. Step 6: Final answer
    x = 1,937,038.09

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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.