Home / 1,226,041.80-1,837,968.30-477,913.80

Finding the Fourth Proportional to 1,226,041.80, 1,837,968.30 and 477,913.80

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Solution

The fourth proportional to 1,226,041.80, 1,837,968.30 and 477,913.80 is: 716,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,041.80 : 1,837,968.30 = 477,913.80 : x
  2. Step 2: Convert to fraction form
    1,226,041.80/1,837,968.30 = 477,913.80/x
  3. Step 3: Cross multiply
    1,226,041.80x = 1,837,968.30 × 477,913.80
  4. Step 4: Simplify right side
    1,226,041.80x = 878,390,414,532.54
  5. Step 5: Solve for x
    x = 878,390,414,532.54/1,226,041.80
  6. Step 6: Final answer
    x = 716,444.10

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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.