Home / 1,008,901-1,509,613.35-808,613.92

Finding the Fourth Proportional to 1,008,901, 1,509,613.35 and 808,613.92

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Solution

The fourth proportional to 1,008,901, 1,509,613.35 and 808,613.92 is: 1,209,924.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,901 : 1,509,613.35 = 808,613.92 : x
  2. Step 2: Convert to fraction form
    1,008,901/1,509,613.35 = 808,613.92/x
  3. Step 3: Cross multiply
    1,008,901x = 1,509,613.35 × 808,613.92
  4. Step 4: Simplify right side
    1,008,901x = 1,220,694,368,627.83
  5. Step 5: Solve for x
    x = 1,220,694,368,627.83/1,008,901
  6. Step 6: Final answer
    x = 1,209,924.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.