Home / 1,916,805.60-2,869,225.20-1,411,935.84

Finding the Fourth Proportional to 1,916,805.60, 2,869,225.20 and 1,411,935.84

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Solution

The fourth proportional to 1,916,805.60, 2,869,225.20 and 1,411,935.84 is: 2,113,496.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,805.60 : 2,869,225.20 = 1,411,935.84 : x
  2. Step 2: Convert to fraction form
    1,916,805.60/2,869,225.20 = 1,411,935.84/x
  3. Step 3: Cross multiply
    1,916,805.60x = 2,869,225.20 × 1,411,935.84
  4. Step 4: Simplify right side
    1,916,805.60x = 4,051,161,892,911.17
  5. Step 5: Solve for x
    x = 4,051,161,892,911.17/1,916,805.60
  6. Step 6: Final answer
    x = 2,113,496.48

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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.