Home / 1,571,460-2,168,512.72-926,732.40

Finding the Fourth Proportional to 1,571,460, 2,168,512.72 and 926,732.40

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Solution

The fourth proportional to 1,571,460, 2,168,512.72 and 926,732.40 is: 1,278,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,460 : 2,168,512.72 = 926,732.40 : x
  2. Step 2: Convert to fraction form
    1,571,460/2,168,512.72 = 926,732.40/x
  3. Step 3: Cross multiply
    1,571,460x = 2,168,512.72 × 926,732.40
  4. Step 4: Simplify right side
    1,571,460x = 2,009,630,997,436.13
  5. Step 5: Solve for x
    x = 2,009,630,997,436.13/1,571,460
  6. Step 6: Final answer
    x = 1,278,830.51

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1.5x scale

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.