Home / 1,776,271.20-2,664,406.80-514,226.40

Finding the Fourth Proportional to 1,776,271.20, 2,664,406.80 and 514,226.40

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Solution

The fourth proportional to 1,776,271.20, 2,664,406.80 and 514,226.40 is: 771,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,271.20 : 2,664,406.80 = 514,226.40 : x
  2. Step 2: Convert to fraction form
    1,776,271.20/2,664,406.80 = 514,226.40/x
  3. Step 3: Cross multiply
    1,776,271.20x = 2,664,406.80 × 514,226.40
  4. Step 4: Simplify right side
    1,776,271.20x = 1,370,108,316,899.52
  5. Step 5: Solve for x
    x = 1,370,108,316,899.52/1,776,271.20
  6. Step 6: Final answer
    x = 771,339.60

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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.