Home / 1,790,887.72-2,471,342.40-975,088.96

Finding the Fourth Proportional to 1,790,887.72, 2,471,342.40 and 975,088.96

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Solution

The fourth proportional to 1,790,887.72, 2,471,342.40 and 975,088.96 is: 1,345,577.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,887.72 : 2,471,342.40 = 975,088.96 : x
  2. Step 2: Convert to fraction form
    1,790,887.72/2,471,342.40 = 975,088.96/x
  3. Step 3: Cross multiply
    1,790,887.72x = 2,471,342.40 × 975,088.96
  4. Step 4: Simplify right side
    1,790,887.72x = 2,409,778,690,619.90
  5. Step 5: Solve for x
    x = 2,409,778,690,619.90/1,790,887.72
  6. Step 6: Final answer
    x = 1,345,577.76

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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.