Home / 1,011,070.26-1,516,601.07-411,897.78

Finding the Fourth Proportional to 1,011,070.26, 1,516,601.07 and 411,897.78

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Solution

The fourth proportional to 1,011,070.26, 1,516,601.07 and 411,897.78 is: 617,844.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,070.26 : 1,516,601.07 = 411,897.78 : x
  2. Step 2: Convert to fraction form
    1,011,070.26/1,516,601.07 = 411,897.78/x
  3. Step 3: Cross multiply
    1,011,070.26x = 1,516,601.07 × 411,897.78
  4. Step 4: Simplify right side
    1,011,070.26x = 624,684,613,878.63
  5. Step 5: Solve for x
    x = 624,684,613,878.63/1,011,070.26
  6. Step 6: Final answer
    x = 617,844.91

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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.