Home / 1,311,501.58-1,967,517.59-553,344.93

Finding the Fourth Proportional to 1,311,501.58, 1,967,517.59 and 553,344.93

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Solution

The fourth proportional to 1,311,501.58, 1,967,517.59 and 553,344.93 is: 830,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,501.58 : 1,967,517.59 = 553,344.93 : x
  2. Step 2: Convert to fraction form
    1,311,501.58/1,967,517.59 = 553,344.93/x
  3. Step 3: Cross multiply
    1,311,501.58x = 1,967,517.59 × 553,344.93
  4. Step 4: Simplify right side
    1,311,501.58x = 1,088,715,880,345.59
  5. Step 5: Solve for x
    x = 1,088,715,880,345.59/1,311,501.58
  6. Step 6: Final answer
    x = 830,129.30

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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.