Home / 1,506,829.23-2,079,461.84-818,500.87

Finding the Fourth Proportional to 1,506,829.23, 2,079,461.84 and 818,500.87

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Solution

The fourth proportional to 1,506,829.23, 2,079,461.84 and 818,500.87 is: 1,129,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,829.23 : 2,079,461.84 = 818,500.87 : x
  2. Step 2: Convert to fraction form
    1,506,829.23/2,079,461.84 = 818,500.87/x
  3. Step 3: Cross multiply
    1,506,829.23x = 2,079,461.84 × 818,500.87
  4. Step 4: Simplify right side
    1,506,829.23x = 1,702,041,325,171.80
  5. Step 5: Solve for x
    x = 1,702,041,325,171.80/1,506,829.23
  6. Step 6: Final answer
    x = 1,129,551.57

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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.