Home / 1,590,823-2,195,336.10-875,431

Finding the Fourth Proportional to 1,590,823, 2,195,336.10 and 875,431

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Solution

The fourth proportional to 1,590,823, 2,195,336.10 and 875,431 is: 1,208,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,823 : 2,195,336.10 = 875,431 : x
  2. Step 2: Convert to fraction form
    1,590,823/2,195,336.10 = 875,431/x
  3. Step 3: Cross multiply
    1,590,823x = 2,195,336.10 × 875,431
  4. Step 4: Simplify right side
    1,590,823x = 1,921,865,277,359.10
  5. Step 5: Solve for x
    x = 1,921,865,277,359.10/1,590,823
  6. Step 6: Final answer
    x = 1,208,094.98

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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.