Home / 1,055,852.40-1,458,279.15-715,730.16

Finding the Fourth Proportional to 1,055,852.40, 1,458,279.15 and 715,730.16

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Solution

The fourth proportional to 1,055,852.40, 1,458,279.15 and 715,730.16 is: 988,522.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,852.40 : 1,458,279.15 = 715,730.16 : x
  2. Step 2: Convert to fraction form
    1,055,852.40/1,458,279.15 = 715,730.16/x
  3. Step 3: Cross multiply
    1,055,852.40x = 1,458,279.15 × 715,730.16
  4. Step 4: Simplify right side
    1,055,852.40x = 1,043,734,366,569.61
  5. Step 5: Solve for x
    x = 1,043,734,366,569.61/1,055,852.40
  6. Step 6: Final answer
    x = 988,522.99

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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.