Home / 1,316,348.84-1,974,597.10-369,645.72

Finding the Fourth Proportional to 1,316,348.84, 1,974,597.10 and 369,645.72

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Solution

The fourth proportional to 1,316,348.84, 1,974,597.10 and 369,645.72 is: 554,489.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,348.84 : 1,974,597.10 = 369,645.72 : x
  2. Step 2: Convert to fraction form
    1,316,348.84/1,974,597.10 = 369,645.72/x
  3. Step 3: Cross multiply
    1,316,348.84x = 1,974,597.10 × 369,645.72
  4. Step 4: Simplify right side
    1,316,348.84x = 729,901,366,739.41
  5. Step 5: Solve for x
    x = 729,901,366,739.41/1,316,348.84
  6. Step 6: Final answer
    x = 554,489.32

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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.