Home / 2,762,328.64-4,143,779-1,056,461.28

Finding the Fourth Proportional to 2,762,328.64, 4,143,779 and 1,056,461.28

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Solution

The fourth proportional to 2,762,328.64, 4,143,779 and 1,056,461.28 is: 1,584,801.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,328.64 : 4,143,779 = 1,056,461.28 : x
  2. Step 2: Convert to fraction form
    2,762,328.64/4,143,779 = 1,056,461.28/x
  3. Step 3: Cross multiply
    2,762,328.64x = 4,143,779 × 1,056,461.28
  4. Step 4: Simplify right side
    2,762,328.64x = 4,377,742,066,377.12
  5. Step 5: Solve for x
    x = 4,377,742,066,377.12/2,762,328.64
  6. Step 6: Final answer
    x = 1,584,801.32

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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.