Home / 1,602,874.47-2,211,966.72-877,766.52

Finding the Fourth Proportional to 1,602,874.47, 2,211,966.72 and 877,766.52

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Solution

The fourth proportional to 1,602,874.47, 2,211,966.72 and 877,766.52 is: 1,211,317.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,874.47 : 2,211,966.72 = 877,766.52 : x
  2. Step 2: Convert to fraction form
    1,602,874.47/2,211,966.72 = 877,766.52/x
  3. Step 3: Cross multiply
    1,602,874.47x = 2,211,966.72 × 877,766.52
  4. Step 4: Simplify right side
    1,602,874.47x = 1,941,590,330,170.21
  5. Step 5: Solve for x
    x = 1,941,590,330,170.21/1,602,874.47
  6. Step 6: Final answer
    x = 1,211,317.77

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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.