Home / 1,157,296.78-1,597,095.28-660,570.65

Finding the Fourth Proportional to 1,157,296.78, 1,597,095.28 and 660,570.65

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Solution

The fourth proportional to 1,157,296.78, 1,597,095.28 and 660,570.65 is: 911,602.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,296.78 : 1,597,095.28 = 660,570.65 : x
  2. Step 2: Convert to fraction form
    1,157,296.78/1,597,095.28 = 660,570.65/x
  3. Step 3: Cross multiply
    1,157,296.78x = 1,597,095.28 × 660,570.65
  4. Step 4: Simplify right side
    1,157,296.78x = 1,054,994,255,933.20
  5. Step 5: Solve for x
    x = 1,054,994,255,933.20/1,157,296.78
  6. Step 6: Final answer
    x = 911,602.17

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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.