Home / 1,113,638.08-1,536,821.52-604,340.40

Finding the Fourth Proportional to 1,113,638.08, 1,536,821.52 and 604,340.40

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Solution

The fourth proportional to 1,113,638.08, 1,536,821.52 and 604,340.40 is: 833,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,638.08 : 1,536,821.52 = 604,340.40 : x
  2. Step 2: Convert to fraction form
    1,113,638.08/1,536,821.52 = 604,340.40/x
  3. Step 3: Cross multiply
    1,113,638.08x = 1,536,821.52 × 604,340.40
  4. Step 4: Simplify right side
    1,113,638.08x = 928,763,332,125.41
  5. Step 5: Solve for x
    x = 928,763,332,125.41/1,113,638.08
  6. Step 6: Final answer
    x = 833,990.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.