Home / 1,929,114.93-2,894,320.67-1,353,338.31

Finding the Fourth Proportional to 1,929,114.93, 2,894,320.67 and 1,353,338.31

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Solution

The fourth proportional to 1,929,114.93, 2,894,320.67 and 1,353,338.31 is: 2,030,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,114.93 : 2,894,320.67 = 1,353,338.31 : x
  2. Step 2: Convert to fraction form
    1,929,114.93/2,894,320.67 = 1,353,338.31/x
  3. Step 3: Cross multiply
    1,929,114.93x = 2,894,320.67 × 1,353,338.31
  4. Step 4: Simplify right side
    1,929,114.93x = 3,916,995,037,369.18
  5. Step 5: Solve for x
    x = 3,916,995,037,369.18/1,929,114.93
  6. Step 6: Final answer
    x = 2,030,462.25

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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.