Home / 1,625,841.32-2,243,479.82-900,507.38

Finding the Fourth Proportional to 1,625,841.32, 2,243,479.82 and 900,507.38

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Solution

The fourth proportional to 1,625,841.32, 2,243,479.82 and 900,507.38 is: 1,242,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,841.32 : 2,243,479.82 = 900,507.38 : x
  2. Step 2: Convert to fraction form
    1,625,841.32/2,243,479.82 = 900,507.38/x
  3. Step 3: Cross multiply
    1,625,841.32x = 2,243,479.82 × 900,507.38
  4. Step 4: Simplify right side
    1,625,841.32x = 2,020,270,119,071.14
  5. Step 5: Solve for x
    x = 2,020,270,119,071.14/1,625,841.32
  6. Step 6: Final answer
    x = 1,242,599.82

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1.5x scale

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.