Home / 1,340,798.65-1,850,263.20-760,075.65

Finding the Fourth Proportional to 1,340,798.65, 1,850,263.20 and 760,075.65

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Solution

The fourth proportional to 1,340,798.65, 1,850,263.20 and 760,075.65 is: 1,048,882.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,798.65 : 1,850,263.20 = 760,075.65 : x
  2. Step 2: Convert to fraction form
    1,340,798.65/1,850,263.20 = 760,075.65/x
  3. Step 3: Cross multiply
    1,340,798.65x = 1,850,263.20 × 760,075.65
  4. Step 4: Simplify right side
    1,340,798.65x = 1,406,340,004,411.08
  5. Step 5: Solve for x
    x = 1,406,340,004,411.08/1,340,798.65
  6. Step 6: Final answer
    x = 1,048,882.33

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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.