Home / 1,869,083.04-2,579,332.56-1,009,643.12

Finding the Fourth Proportional to 1,869,083.04, 2,579,332.56 and 1,009,643.12

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Solution

The fourth proportional to 1,869,083.04, 2,579,332.56 and 1,009,643.12 is: 1,393,306.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,083.04 : 2,579,332.56 = 1,009,643.12 : x
  2. Step 2: Convert to fraction form
    1,869,083.04/2,579,332.56 = 1,009,643.12/x
  3. Step 3: Cross multiply
    1,869,083.04x = 2,579,332.56 × 1,009,643.12
  4. Step 4: Simplify right side
    1,869,083.04x = 2,604,205,373,395.99
  5. Step 5: Solve for x
    x = 2,604,205,373,395.99/1,869,083.04
  6. Step 6: Final answer
    x = 1,393,306.41

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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.