Home / 1,590,826.50-2,195,340.93-875,434.50

Finding the Fourth Proportional to 1,590,826.50, 2,195,340.93 and 875,434.50

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Solution

The fourth proportional to 1,590,826.50, 2,195,340.93 and 875,434.50 is: 1,208,099.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,826.50 : 2,195,340.93 = 875,434.50 : x
  2. Step 2: Convert to fraction form
    1,590,826.50/2,195,340.93 = 875,434.50/x
  3. Step 3: Cross multiply
    1,590,826.50x = 2,195,340.93 × 875,434.50
  4. Step 4: Simplify right side
    1,590,826.50x = 1,921,877,189,384.09
  5. Step 5: Solve for x
    x = 1,921,877,189,384.09/1,590,826.50
  6. Step 6: Final answer
    x = 1,208,099.81

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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.