Home / 1,114,105.32-1,537,303.14-637,085.16

Finding the Fourth Proportional to 1,114,105.32, 1,537,303.14 and 637,085.16

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Solution

The fourth proportional to 1,114,105.32, 1,537,303.14 and 637,085.16 is: 879,084.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,105.32 : 1,537,303.14 = 637,085.16 : x
  2. Step 2: Convert to fraction form
    1,114,105.32/1,537,303.14 = 637,085.16/x
  3. Step 3: Cross multiply
    1,114,105.32x = 1,537,303.14 × 637,085.16
  4. Step 4: Simplify right side
    1,114,105.32x = 979,393,016,915.40
  5. Step 5: Solve for x
    x = 979,393,016,915.40/1,114,105.32
  6. Step 6: Final answer
    x = 879,084.77

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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.