Home / 1,371,407.52-2,056,714.08-411,824.40

Finding the Fourth Proportional to 1,371,407.52, 2,056,714.08 and 411,824.40

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Solution

The fourth proportional to 1,371,407.52, 2,056,714.08 and 411,824.40 is: 617,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,407.52 : 2,056,714.08 = 411,824.40 : x
  2. Step 2: Convert to fraction form
    1,371,407.52/2,056,714.08 = 411,824.40/x
  3. Step 3: Cross multiply
    1,371,407.52x = 2,056,714.08 × 411,824.40
  4. Step 4: Simplify right side
    1,371,407.52x = 847,005,041,967.55
  5. Step 5: Solve for x
    x = 847,005,041,967.55/1,371,407.52
  6. Step 6: Final answer
    x = 617,617.32

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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.