Home / 1,586,931.96-2,191,460.72-1,104,815.36

Finding the Fourth Proportional to 1,586,931.96, 2,191,460.72 and 1,104,815.36

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Solution

The fourth proportional to 1,586,931.96, 2,191,460.72 and 1,104,815.36 is: 1,525,685.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,931.96 : 2,191,460.72 = 1,104,815.36 : x
  2. Step 2: Convert to fraction form
    1,586,931.96/2,191,460.72 = 1,104,815.36/x
  3. Step 3: Cross multiply
    1,586,931.96x = 2,191,460.72 × 1,104,815.36
  4. Step 4: Simplify right side
    1,586,931.96x = 2,421,159,464,292.66
  5. Step 5: Solve for x
    x = 2,421,159,464,292.66/1,586,931.96
  6. Step 6: Final answer
    x = 1,525,685.74

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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.