Home / 1,488,933.81-2,054,911.07-877,054.95

Finding the Fourth Proportional to 1,488,933.81, 2,054,911.07 and 877,054.95

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Solution

The fourth proportional to 1,488,933.81, 2,054,911.07 and 877,054.95 is: 1,210,443.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,933.81 : 2,054,911.07 = 877,054.95 : x
  2. Step 2: Convert to fraction form
    1,488,933.81/2,054,911.07 = 877,054.95/x
  3. Step 3: Cross multiply
    1,488,933.81x = 2,054,911.07 × 877,054.95
  4. Step 4: Simplify right side
    1,488,933.81x = 1,802,269,927,945.93
  5. Step 5: Solve for x
    x = 1,802,269,927,945.93/1,488,933.81
  6. Step 6: Final answer
    x = 1,210,443.28

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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.