Home / 1,025,611.80-1,538,417.70-351,602.70

Finding the Fourth Proportional to 1,025,611.80, 1,538,417.70 and 351,602.70

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Solution

The fourth proportional to 1,025,611.80, 1,538,417.70 and 351,602.70 is: 527,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,611.80 : 1,538,417.70 = 351,602.70 : x
  2. Step 2: Convert to fraction form
    1,025,611.80/1,538,417.70 = 351,602.70/x
  3. Step 3: Cross multiply
    1,025,611.80x = 1,538,417.70 × 351,602.70
  4. Step 4: Simplify right side
    1,025,611.80x = 540,911,817,047.79
  5. Step 5: Solve for x
    x = 540,911,817,047.79/1,025,611.80
  6. Step 6: Final answer
    x = 527,404.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.