Home / 1,909,803.95-2,864,098.28-630,172.91

Finding the Fourth Proportional to 1,909,803.95, 2,864,098.28 and 630,172.91

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Solution

The fourth proportional to 1,909,803.95, 2,864,098.28 and 630,172.91 is: 945,058.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,803.95 : 2,864,098.28 = 630,172.91 : x
  2. Step 2: Convert to fraction form
    1,909,803.95/2,864,098.28 = 630,172.91/x
  3. Step 3: Cross multiply
    1,909,803.95x = 2,864,098.28 × 630,172.91
  4. Step 4: Simplify right side
    1,909,803.95x = 1,804,877,147,633.59
  5. Step 5: Solve for x
    x = 1,804,877,147,633.59/1,909,803.95
  6. Step 6: Final answer
    x = 945,058.86

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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.