Home / 1,185,559.07-1,778,339.88-554,915.75

Finding the Fourth Proportional to 1,185,559.07, 1,778,339.88 and 554,915.75

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Solution

The fourth proportional to 1,185,559.07, 1,778,339.88 and 554,915.75 is: 832,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,559.07 : 1,778,339.88 = 554,915.75 : x
  2. Step 2: Convert to fraction form
    1,185,559.07/1,778,339.88 = 554,915.75/x
  3. Step 3: Cross multiply
    1,185,559.07x = 1,778,339.88 × 554,915.75
  4. Step 4: Simplify right side
    1,185,559.07x = 986,828,799,373.41
  5. Step 5: Solve for x
    x = 986,828,799,373.41/1,185,559.07
  6. Step 6: Final answer
    x = 832,374.22

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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.