Home / 3,462,688.50-4,778,421.03-1,934,808.18

Finding the Fourth Proportional to 3,462,688.50, 4,778,421.03 and 1,934,808.18

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Solution

The fourth proportional to 3,462,688.50, 4,778,421.03 and 1,934,808.18 is: 2,669,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,688.50 : 4,778,421.03 = 1,934,808.18 : x
  2. Step 2: Convert to fraction form
    3,462,688.50/4,778,421.03 = 1,934,808.18/x
  3. Step 3: Cross multiply
    3,462,688.50x = 4,778,421.03 × 1,934,808.18
  4. Step 4: Simplify right side
    3,462,688.50x = 9,245,328,096,328.03
  5. Step 5: Solve for x
    x = 9,245,328,096,328.03/3,462,688.50
  6. Step 6: Final answer
    x = 2,669,985.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.