Home / 1,281,410.80-1,768,715.88-846,145.92

Finding the Fourth Proportional to 1,281,410.80, 1,768,715.88 and 846,145.92

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Solution

The fourth proportional to 1,281,410.80, 1,768,715.88 and 846,145.92 is: 1,167,925.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,410.80 : 1,768,715.88 = 846,145.92 : x
  2. Step 2: Convert to fraction form
    1,281,410.80/1,768,715.88 = 846,145.92/x
  3. Step 3: Cross multiply
    1,281,410.80x = 1,768,715.88 × 846,145.92
  4. Step 4: Simplify right side
    1,281,410.80x = 1,496,591,725,501.21
  5. Step 5: Solve for x
    x = 1,496,591,725,501.21/1,281,410.80
  6. Step 6: Final answer
    x = 1,167,925.01

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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.