Home / 1,590,822-2,195,334.72-875,430

Finding the Fourth Proportional to 1,590,822, 2,195,334.72 and 875,430

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Solution

The fourth proportional to 1,590,822, 2,195,334.72 and 875,430 is: 1,208,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,822 : 2,195,334.72 = 875,430 : x
  2. Step 2: Convert to fraction form
    1,590,822/2,195,334.72 = 875,430/x
  3. Step 3: Cross multiply
    1,590,822x = 2,195,334.72 × 875,430
  4. Step 4: Simplify right side
    1,590,822x = 1,921,861,873,929.60
  5. Step 5: Solve for x
    x = 1,921,861,873,929.60/1,590,822
  6. Step 6: Final answer
    x = 1,208,093.60

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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.