Home / 1,484,345.82-2,048,401.19-805,282.32

Finding the Fourth Proportional to 1,484,345.82, 2,048,401.19 and 805,282.32

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Solution

The fourth proportional to 1,484,345.82, 2,048,401.19 and 805,282.32 is: 1,111,291.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,345.82 : 2,048,401.19 = 805,282.32 : x
  2. Step 2: Convert to fraction form
    1,484,345.82/2,048,401.19 = 805,282.32/x
  3. Step 3: Cross multiply
    1,484,345.82x = 2,048,401.19 × 805,282.32
  4. Step 4: Simplify right side
    1,484,345.82x = 1,649,541,258,547.55
  5. Step 5: Solve for x
    x = 1,649,541,258,547.55/1,484,345.82
  6. Step 6: Final answer
    x = 1,111,291.75

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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.