Home / 1,148,408.60-1,722,980.10-349,842.20

Finding the Fourth Proportional to 1,148,408.60, 1,722,980.10 and 349,842.20

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Solution

The fourth proportional to 1,148,408.60, 1,722,980.10 and 349,842.20 is: 524,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,408.60 : 1,722,980.10 = 349,842.20 : x
  2. Step 2: Convert to fraction form
    1,148,408.60/1,722,980.10 = 349,842.20/x
  3. Step 3: Cross multiply
    1,148,408.60x = 1,722,980.10 × 349,842.20
  4. Step 4: Simplify right side
    1,148,408.60x = 602,771,148,740.22
  5. Step 5: Solve for x
    x = 602,771,148,740.22/1,148,408.60
  6. Step 6: Final answer
    x = 524,875.16

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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.