Home / 1,920,973.19-2,650,943.90-1,061,533.42

Finding the Fourth Proportional to 1,920,973.19, 2,650,943.90 and 1,061,533.42

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Solution

The fourth proportional to 1,920,973.19, 2,650,943.90 and 1,061,533.42 is: 1,464,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,973.19 : 2,650,943.90 = 1,061,533.42 : x
  2. Step 2: Convert to fraction form
    1,920,973.19/2,650,943.90 = 1,061,533.42/x
  3. Step 3: Cross multiply
    1,920,973.19x = 2,650,943.90 × 1,061,533.42
  4. Step 4: Simplify right side
    1,920,973.19x = 2,814,065,540,421.61
  5. Step 5: Solve for x
    x = 2,814,065,540,421.61/1,920,973.19
  6. Step 6: Final answer
    x = 1,464,916.62

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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.