Home / 1,217,642.90-1,825,924.44-648,918.00

Finding the Fourth Proportional to 1,217,642.90, 1,825,924.44 and 648,918.00

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Solution

The fourth proportional to 1,217,642.90, 1,825,924.44 and 648,918.00 is: 973,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,642.90 : 1,825,924.44 = 648,918.00 : x
  2. Step 2: Convert to fraction form
    1,217,642.90/1,825,924.44 = 648,918.00/x
  3. Step 3: Cross multiply
    1,217,642.90x = 1,825,924.44 × 648,918.00
  4. Step 4: Simplify right side
    1,217,642.90x = 1,184,875,227,748.59
  5. Step 5: Solve for x
    x = 1,184,875,227,748.59/1,217,642.90
  6. Step 6: Final answer
    x = 973,089.26

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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.