Home / 1,001,156.12-1,501,733.26-402,117.38

Finding the Fourth Proportional to 1,001,156.12, 1,501,733.26 and 402,117.38

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Solution

The fourth proportional to 1,001,156.12, 1,501,733.26 and 402,117.38 is: 603,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,156.12 : 1,501,733.26 = 402,117.38 : x
  2. Step 2: Convert to fraction form
    1,001,156.12/1,501,733.26 = 402,117.38/x
  3. Step 3: Cross multiply
    1,001,156.12x = 1,501,733.26 × 402,117.38
  4. Step 4: Simplify right side
    1,001,156.12x = 603,873,043,970.06
  5. Step 5: Solve for x
    x = 603,873,043,970.06/1,001,156.12
  6. Step 6: Final answer
    x = 603,175.70

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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.