Home / 1,384,666.30-1,911,852.14-894,925.75

Finding the Fourth Proportional to 1,384,666.30, 1,911,852.14 and 894,925.75

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Solution

The fourth proportional to 1,384,666.30, 1,911,852.14 and 894,925.75 is: 1,235,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,666.30 : 1,911,852.14 = 894,925.75 : x
  2. Step 2: Convert to fraction form
    1,384,666.30/1,911,852.14 = 894,925.75/x
  3. Step 3: Cross multiply
    1,384,666.30x = 1,911,852.14 × 894,925.75
  4. Step 4: Simplify right side
    1,384,666.30x = 1,710,965,710,278.61
  5. Step 5: Solve for x
    x = 1,710,965,710,278.61/1,384,666.30
  6. Step 6: Final answer
    x = 1,235,652.02

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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.