Home / 1,334,548.92-1,841,678.49-722,702.34

Finding the Fourth Proportional to 1,334,548.92, 1,841,678.49 and 722,702.34

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Solution

The fourth proportional to 1,334,548.92, 1,841,678.49 and 722,702.34 is: 997,329.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,548.92 : 1,841,678.49 = 722,702.34 : x
  2. Step 2: Convert to fraction form
    1,334,548.92/1,841,678.49 = 722,702.34/x
  3. Step 3: Cross multiply
    1,334,548.92x = 1,841,678.49 × 722,702.34
  4. Step 4: Simplify right side
    1,334,548.92x = 1,330,985,358,075.32
  5. Step 5: Solve for x
    x = 1,330,985,358,075.32/1,334,548.92
  6. Step 6: Final answer
    x = 997,329.76

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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.