Home / 1,862,450.16-2,567,729.88-1,216,748.40

Finding the Fourth Proportional to 1,862,450.16, 2,567,729.88 and 1,216,748.40

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Solution

The fourth proportional to 1,862,450.16, 2,567,729.88 and 1,216,748.40 is: 1,677,511.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,450.16 : 2,567,729.88 = 1,216,748.40 : x
  2. Step 2: Convert to fraction form
    1,862,450.16/2,567,729.88 = 1,216,748.40/x
  3. Step 3: Cross multiply
    1,862,450.16x = 2,567,729.88 × 1,216,748.40
  4. Step 4: Simplify right side
    1,862,450.16x = 3,124,281,223,122.19
  5. Step 5: Solve for x
    x = 3,124,281,223,122.19/1,862,450.16
  6. Step 6: Final answer
    x = 1,677,511.32

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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.