Home / 1,658,616.65-2,288,964.63-933,511.32

Finding the Fourth Proportional to 1,658,616.65, 2,288,964.63 and 933,511.32

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Solution

The fourth proportional to 1,658,616.65, 2,288,964.63 and 933,511.32 is: 1,288,287.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,616.65 : 2,288,964.63 = 933,511.32 : x
  2. Step 2: Convert to fraction form
    1,658,616.65/2,288,964.63 = 933,511.32/x
  3. Step 3: Cross multiply
    1,658,616.65x = 2,288,964.63 × 933,511.32
  4. Step 4: Simplify right side
    1,658,616.65x = 2,136,774,393,184.61
  5. Step 5: Solve for x
    x = 2,136,774,393,184.61/1,658,616.65
  6. Step 6: Final answer
    x = 1,288,287.08

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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.