Home / 4,699,175.38-7,048,768.57-1,287,490.95

Finding the Fourth Proportional to 4,699,175.38, 7,048,768.57 and 1,287,490.95

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Solution

The fourth proportional to 4,699,175.38, 7,048,768.57 and 1,287,490.95 is: 1,931,237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699,175.38 : 7,048,768.57 = 1,287,490.95 : x
  2. Step 2: Convert to fraction form
    4,699,175.38/7,048,768.57 = 1,287,490.95/x
  3. Step 3: Cross multiply
    4,699,175.38x = 7,048,768.57 × 1,287,490.95
  4. Step 4: Simplify right side
    4,699,175.38x = 9,075,225,739,300.71
  5. Step 5: Solve for x
    x = 9,075,225,739,300.71/4,699,175.38
  6. Step 6: Final answer
    x = 1,931,237.93

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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.