Home / 1,735,748.40-2,602,456.20-788,631.60

Finding the Fourth Proportional to 1,735,748.40, 2,602,456.20 and 788,631.60

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Solution

The fourth proportional to 1,735,748.40, 2,602,456.20 and 788,631.60 is: 1,182,417.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735,748.40 : 2,602,456.20 = 788,631.60 : x
  2. Step 2: Convert to fraction form
    1,735,748.40/2,602,456.20 = 788,631.60/x
  3. Step 3: Cross multiply
    1,735,748.40x = 2,602,456.20 × 788,631.60
  4. Step 4: Simplify right side
    1,735,748.40x = 2,052,379,196,935.92
  5. Step 5: Solve for x
    x = 2,052,379,196,935.92/1,735,748.40
  6. Step 6: Final answer
    x = 1,182,417.45

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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.