Home / 1,917,045.40-2,875,976.34-569,211.88

Finding the Fourth Proportional to 1,917,045.40, 2,875,976.34 and 569,211.88

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Solution

The fourth proportional to 1,917,045.40, 2,875,976.34 and 569,211.88 is: 853,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,045.40 : 2,875,976.34 = 569,211.88 : x
  2. Step 2: Convert to fraction form
    1,917,045.40/2,875,976.34 = 569,211.88/x
  3. Step 3: Cross multiply
    1,917,045.40x = 2,875,976.34 × 569,211.88
  4. Step 4: Simplify right side
    1,917,045.40x = 1,637,039,899,326.92
  5. Step 5: Solve for x
    x = 1,637,039,899,326.92/1,917,045.40
  6. Step 6: Final answer
    x = 853,939.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.