Home / 1,369,518.16-1,890,194.52-917,594.32

Finding the Fourth Proportional to 1,369,518.16, 1,890,194.52 and 917,594.32

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Solution

The fourth proportional to 1,369,518.16, 1,890,194.52 and 917,594.32 is: 1,266,454.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,518.16 : 1,890,194.52 = 917,594.32 : x
  2. Step 2: Convert to fraction form
    1,369,518.16/1,890,194.52 = 917,594.32/x
  3. Step 3: Cross multiply
    1,369,518.16x = 1,890,194.52 × 917,594.32
  4. Step 4: Simplify right side
    1,369,518.16x = 1,734,431,755,247.13
  5. Step 5: Solve for x
    x = 1,734,431,755,247.13/1,369,518.16
  6. Step 6: Final answer
    x = 1,266,454.00

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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.