Home / 993,960.80-1,492,496.40-757,570.40

Finding the Fourth Proportional to 993,960.80, 1,492,496.40 and 757,570.40

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Solution

The fourth proportional to 993,960.80, 1,492,496.40 and 757,570.40 is: 1,137,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,960.80 : 1,492,496.40 = 757,570.40 : x
  2. Step 2: Convert to fraction form
    993,960.80/1,492,496.40 = 757,570.40/x
  3. Step 3: Cross multiply
    993,960.80x = 1,492,496.40 × 757,570.40
  4. Step 4: Simplify right side
    993,960.80x = 1,130,671,094,746.56
  5. Step 5: Solve for x
    x = 1,130,671,094,746.56/993,960.80
  6. Step 6: Final answer
    x = 1,137,540.93

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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.