Home / 1,663,265.95-2,295,212.76-938,070.32

Finding the Fourth Proportional to 1,663,265.95, 2,295,212.76 and 938,070.32

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Solution

The fourth proportional to 1,663,265.95, 2,295,212.76 and 938,070.32 is: 1,294,483.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,265.95 : 2,295,212.76 = 938,070.32 : x
  2. Step 2: Convert to fraction form
    1,663,265.95/2,295,212.76 = 938,070.32/x
  3. Step 3: Cross multiply
    1,663,265.95x = 2,295,212.76 × 938,070.32
  4. Step 4: Simplify right side
    1,663,265.95x = 2,153,070,956,765.22
  5. Step 5: Solve for x
    x = 2,153,070,956,765.22/1,663,265.95
  6. Step 6: Final answer
    x = 1,294,483.88

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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.