Home / 1,161,855.60-1,742,784.72-363,141.36

Finding the Fourth Proportional to 1,161,855.60, 1,742,784.72 and 363,141.36

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Solution

The fourth proportional to 1,161,855.60, 1,742,784.72 and 363,141.36 is: 544,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,855.60 : 1,742,784.72 = 363,141.36 : x
  2. Step 2: Convert to fraction form
    1,161,855.60/1,742,784.72 = 363,141.36/x
  3. Step 3: Cross multiply
    1,161,855.60x = 1,742,784.72 × 363,141.36
  4. Step 4: Simplify right side
    1,161,855.60x = 632,877,213,408.02
  5. Step 5: Solve for x
    x = 632,877,213,408.02/1,161,855.60
  6. Step 6: Final answer
    x = 544,712.45

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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.