Home / 1,178,673.60-1,767,686.88-325,541.28

Finding the Fourth Proportional to 1,178,673.60, 1,767,686.88 and 325,541.28

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Solution

The fourth proportional to 1,178,673.60, 1,767,686.88 and 325,541.28 is: 488,222.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,673.60 : 1,767,686.88 = 325,541.28 : x
  2. Step 2: Convert to fraction form
    1,178,673.60/1,767,686.88 = 325,541.28/x
  3. Step 3: Cross multiply
    1,178,673.60x = 1,767,686.88 × 325,541.28
  4. Step 4: Simplify right side
    1,178,673.60x = 575,455,049,554.41
  5. Step 5: Solve for x
    x = 575,455,049,554.41/1,178,673.60
  6. Step 6: Final answer
    x = 488,222.57

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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.