Home / 1,563,719.35-2,158,136.04-875,653.24

Finding the Fourth Proportional to 1,563,719.35, 2,158,136.04 and 875,653.24

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Solution

The fourth proportional to 1,563,719.35, 2,158,136.04 and 875,653.24 is: 1,208,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,719.35 : 2,158,136.04 = 875,653.24 : x
  2. Step 2: Convert to fraction form
    1,563,719.35/2,158,136.04 = 875,653.24/x
  3. Step 3: Cross multiply
    1,563,719.35x = 2,158,136.04 × 875,653.24
  4. Step 4: Simplify right side
    1,563,719.35x = 1,889,778,815,786.77
  5. Step 5: Solve for x
    x = 1,889,778,815,786.77/1,563,719.35
  6. Step 6: Final answer
    x = 1,208,515.34

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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.