Home / 1,972,646.10-2,957,328.90-836,280.90

Finding the Fourth Proportional to 1,972,646.10, 2,957,328.90 and 836,280.90

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Solution

The fourth proportional to 1,972,646.10, 2,957,328.90 and 836,280.90 is: 1,253,725.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,646.10 : 2,957,328.90 = 836,280.90 : x
  2. Step 2: Convert to fraction form
    1,972,646.10/2,957,328.90 = 836,280.90/x
  3. Step 3: Cross multiply
    1,972,646.10x = 2,957,328.90 × 836,280.90
  4. Step 4: Simplify right side
    1,972,646.10x = 2,473,157,674,088.01
  5. Step 5: Solve for x
    x = 2,473,157,674,088.01/1,972,646.10
  6. Step 6: Final answer
    x = 1,253,725.98

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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.