Home / 1,869,455.50-2,579,849.90-1,010,015.53

Finding the Fourth Proportional to 1,869,455.50, 2,579,849.90 and 1,010,015.53

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Solution

The fourth proportional to 1,869,455.50, 2,579,849.90 and 1,010,015.53 is: 1,393,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,455.50 : 2,579,849.90 = 1,010,015.53 : x
  2. Step 2: Convert to fraction form
    1,869,455.50/2,579,849.90 = 1,010,015.53/x
  3. Step 3: Cross multiply
    1,869,455.50x = 2,579,849.90 × 1,010,015.53
  4. Step 4: Simplify right side
    1,869,455.50x = 2,605,688,456,356.80
  5. Step 5: Solve for x
    x = 2,605,688,456,356.80/1,869,455.50
  6. Step 6: Final answer
    x = 1,393,822.14

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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.