Home / 1,487,228.94-2,052,406.29-808,209.18

Finding the Fourth Proportional to 1,487,228.94, 2,052,406.29 and 808,209.18

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Solution

The fourth proportional to 1,487,228.94, 2,052,406.29 and 808,209.18 is: 1,115,345.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,228.94 : 2,052,406.29 = 808,209.18 : x
  2. Step 2: Convert to fraction form
    1,487,228.94/2,052,406.29 = 808,209.18/x
  3. Step 3: Cross multiply
    1,487,228.94x = 2,052,406.29 × 808,209.18
  4. Step 4: Simplify right side
    1,487,228.94x = 1,658,773,604,667.74
  5. Step 5: Solve for x
    x = 1,658,773,604,667.74/1,487,228.94
  6. Step 6: Final answer
    x = 1,115,345.16

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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.