Home / 3,920,934.30-5,881,401.45-1,557,030.30

Finding the Fourth Proportional to 3,920,934.30, 5,881,401.45 and 1,557,030.30

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Solution

The fourth proportional to 3,920,934.30, 5,881,401.45 and 1,557,030.30 is: 2,335,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,920,934.30 : 5,881,401.45 = 1,557,030.30 : x
  2. Step 2: Convert to fraction form
    3,920,934.30/5,881,401.45 = 1,557,030.30/x
  3. Step 3: Cross multiply
    3,920,934.30x = 5,881,401.45 × 1,557,030.30
  4. Step 4: Simplify right side
    3,920,934.30x = 9,157,520,264,113.94
  5. Step 5: Solve for x
    x = 9,157,520,264,113.94/3,920,934.30
  6. Step 6: Final answer
    x = 2,335,545.45

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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.