Home / 1,157,518.49-1,597,386.69-641,283.35

Finding the Fourth Proportional to 1,157,518.49, 1,597,386.69 and 641,283.35

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Solution

The fourth proportional to 1,157,518.49, 1,597,386.69 and 641,283.35 is: 884,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,518.49 : 1,597,386.69 = 641,283.35 : x
  2. Step 2: Convert to fraction form
    1,157,518.49/1,597,386.69 = 641,283.35/x
  3. Step 3: Cross multiply
    1,157,518.49x = 1,597,386.69 × 641,283.35
  4. Step 4: Simplify right side
    1,157,518.49x = 1,024,377,479,821.68
  5. Step 5: Solve for x
    x = 1,024,377,479,821.68/1,157,518.49
  6. Step 6: Final answer
    x = 884,977.21

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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.