Home / 1,017,461.76-1,526,423.04-543,897.60

Finding the Fourth Proportional to 1,017,461.76, 1,526,423.04 and 543,897.60

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Solution

The fourth proportional to 1,017,461.76, 1,526,423.04 and 543,897.60 is: 815,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,461.76 : 1,526,423.04 = 543,897.60 : x
  2. Step 2: Convert to fraction form
    1,017,461.76/1,526,423.04 = 543,897.60/x
  3. Step 3: Cross multiply
    1,017,461.76x = 1,526,423.04 × 543,897.60
  4. Step 4: Simplify right side
    1,017,461.76x = 830,217,828,040.70
  5. Step 5: Solve for x
    x = 830,217,828,040.70/1,017,461.76
  6. Step 6: Final answer
    x = 815,969.56

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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.