Home / 1,235,636.95-1,854,213.00-553,100.91

Finding the Fourth Proportional to 1,235,636.95, 1,854,213.00 and 553,100.91

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Solution

The fourth proportional to 1,235,636.95, 1,854,213.00 and 553,100.91 is: 829,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,636.95 : 1,854,213.00 = 553,100.91 : x
  2. Step 2: Convert to fraction form
    1,235,636.95/1,854,213.00 = 553,100.91/x
  3. Step 3: Cross multiply
    1,235,636.95x = 1,854,213.00 × 553,100.91
  4. Step 4: Simplify right side
    1,235,636.95x = 1,025,566,894,868.33
  5. Step 5: Solve for x
    x = 1,025,566,894,868.33/1,235,636.95
  6. Step 6: Final answer
    x = 829,990.47

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Double scale
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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.