Home / 1,398,886.08-2,098,329.93-558,028.32

Finding the Fourth Proportional to 1,398,886.08, 2,098,329.93 and 558,028.32

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Solution

The fourth proportional to 1,398,886.08, 2,098,329.93 and 558,028.32 is: 837,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,886.08 : 2,098,329.93 = 558,028.32 : x
  2. Step 2: Convert to fraction form
    1,398,886.08/2,098,329.93 = 558,028.32/x
  3. Step 3: Cross multiply
    1,398,886.08x = 2,098,329.93 × 558,028.32
  4. Step 4: Simplify right side
    1,398,886.08x = 1,170,927,525,643.62
  5. Step 5: Solve for x
    x = 1,170,927,525,643.62/1,398,886.08
  6. Step 6: Final answer
    x = 837,042.80

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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.