Home / 1,877,068.13-2,592,492.41-1,272,406.37

Finding the Fourth Proportional to 1,877,068.13, 2,592,492.41 and 1,272,406.37

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Solution

The fourth proportional to 1,877,068.13, 2,592,492.41 and 1,272,406.37 is: 1,757,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,068.13 : 2,592,492.41 = 1,272,406.37 : x
  2. Step 2: Convert to fraction form
    1,877,068.13/2,592,492.41 = 1,272,406.37/x
  3. Step 3: Cross multiply
    1,877,068.13x = 2,592,492.41 × 1,272,406.37
  4. Step 4: Simplify right side
    1,877,068.13x = 3,298,703,846,879.21
  5. Step 5: Solve for x
    x = 3,298,703,846,879.21/1,877,068.13
  6. Step 6: Final answer
    x = 1,757,370.34

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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.