Home / 1,490,294.58-2,233,681.74-637,116.72

Finding the Fourth Proportional to 1,490,294.58, 2,233,681.74 and 637,116.72

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Solution

The fourth proportional to 1,490,294.58, 2,233,681.74 and 637,116.72 is: 954,922.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,294.58 : 2,233,681.74 = 637,116.72 : x
  2. Step 2: Convert to fraction form
    1,490,294.58/2,233,681.74 = 637,116.72/x
  3. Step 3: Cross multiply
    1,490,294.58x = 2,233,681.74 × 637,116.72
  4. Step 4: Simplify right side
    1,490,294.58x = 1,423,115,983,712.69
  5. Step 5: Solve for x
    x = 1,423,115,983,712.69/1,490,294.58
  6. Step 6: Final answer
    x = 954,922.61

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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.