Home / 1,686,981.34-2,530,212.14-549,740.74

Finding the Fourth Proportional to 1,686,981.34, 2,530,212.14 and 549,740.74

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Solution

The fourth proportional to 1,686,981.34, 2,530,212.14 and 549,740.74 is: 824,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,981.34 : 2,530,212.14 = 549,740.74 : x
  2. Step 2: Convert to fraction form
    1,686,981.34/2,530,212.14 = 549,740.74/x
  3. Step 3: Cross multiply
    1,686,981.34x = 2,530,212.14 × 549,740.74
  4. Step 4: Simplify right side
    1,686,981.34x = 1,390,960,694,200.58
  5. Step 5: Solve for x
    x = 1,390,960,694,200.58/1,686,981.34
  6. Step 6: Final answer
    x = 824,526.43

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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.