Home / 1,877,678.01-2,591,196.26-1,018,238.01

Finding the Fourth Proportional to 1,877,678.01, 2,591,196.26 and 1,018,238.01

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Solution

The fourth proportional to 1,877,678.01, 2,591,196.26 and 1,018,238.01 is: 1,405,168.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,678.01 : 2,591,196.26 = 1,018,238.01 : x
  2. Step 2: Convert to fraction form
    1,877,678.01/2,591,196.26 = 1,018,238.01/x
  3. Step 3: Cross multiply
    1,877,678.01x = 2,591,196.26 × 1,018,238.01
  4. Step 4: Simplify right side
    1,877,678.01x = 2,638,454,518,210.65
  5. Step 5: Solve for x
    x = 2,638,454,518,210.65/1,877,678.01
  6. Step 6: Final answer
    x = 1,405,168.78

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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.