Home / 2,107,827.78-2,908,802.88-1,140,955.08

Finding the Fourth Proportional to 2,107,827.78, 2,908,802.88 and 1,140,955.08

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Solution

The fourth proportional to 2,107,827.78, 2,908,802.88 and 1,140,955.08 is: 1,574,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,827.78 : 2,908,802.88 = 1,140,955.08 : x
  2. Step 2: Convert to fraction form
    2,107,827.78/2,908,802.88 = 1,140,955.08/x
  3. Step 3: Cross multiply
    2,107,827.78x = 2,908,802.88 × 1,140,955.08
  4. Step 4: Simplify right side
    2,107,827.78x = 3,318,813,422,654.63
  5. Step 5: Solve for x
    x = 3,318,813,422,654.63/2,107,827.78
  6. Step 6: Final answer
    x = 1,574,518.30

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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.