Home / 2,018,997.36-2,786,211-1,159,613.28

Finding the Fourth Proportional to 2,018,997.36, 2,786,211 and 1,159,613.28

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Solution

The fourth proportional to 2,018,997.36, 2,786,211 and 1,159,613.28 is: 1,600,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,997.36 : 2,786,211 = 1,159,613.28 : x
  2. Step 2: Convert to fraction form
    2,018,997.36/2,786,211 = 1,159,613.28/x
  3. Step 3: Cross multiply
    2,018,997.36x = 2,786,211 × 1,159,613.28
  4. Step 4: Simplify right side
    2,018,997.36x = 3,230,927,276,482.08
  5. Step 5: Solve for x
    x = 3,230,927,276,482.08/2,018,997.36
  6. Step 6: Final answer
    x = 1,600,263.25

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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.