Home / 1,555,035.84-2,339,668.80-924,421.68

Finding the Fourth Proportional to 1,555,035.84, 2,339,668.80 and 924,421.68

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Solution

The fourth proportional to 1,555,035.84, 2,339,668.80 and 924,421.68 is: 1,390,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,035.84 : 2,339,668.80 = 924,421.68 : x
  2. Step 2: Convert to fraction form
    1,555,035.84/2,339,668.80 = 924,421.68/x
  3. Step 3: Cross multiply
    1,555,035.84x = 2,339,668.80 × 924,421.68
  4. Step 4: Simplify right side
    1,555,035.84x = 2,162,840,562,739.58
  5. Step 5: Solve for x
    x = 2,162,840,562,739.58/1,555,035.84
  6. Step 6: Final answer
    x = 1,390,862.20

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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.