Home / 1,384,014.84-1,909,987.65-803,193.27

Finding the Fourth Proportional to 1,384,014.84, 1,909,987.65 and 803,193.27

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Solution

The fourth proportional to 1,384,014.84, 1,909,987.65 and 803,193.27 is: 1,108,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,014.84 : 1,909,987.65 = 803,193.27 : x
  2. Step 2: Convert to fraction form
    1,384,014.84/1,909,987.65 = 803,193.27/x
  3. Step 3: Cross multiply
    1,384,014.84x = 1,909,987.65 × 803,193.27
  4. Step 4: Simplify right side
    1,384,014.84x = 1,534,089,226,263.12
  5. Step 5: Solve for x
    x = 1,534,089,226,263.12/1,384,014.84
  6. Step 6: Final answer
    x = 1,108,434.09

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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.