Home / 1,604,075.29-2,406,416.40-644,605.57

Finding the Fourth Proportional to 1,604,075.29, 2,406,416.40 and 644,605.57

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Solution

The fourth proportional to 1,604,075.29, 2,406,416.40 and 644,605.57 is: 967,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,075.29 : 2,406,416.40 = 644,605.57 : x
  2. Step 2: Convert to fraction form
    1,604,075.29/2,406,416.40 = 644,605.57/x
  3. Step 3: Cross multiply
    1,604,075.29x = 2,406,416.40 × 644,605.57
  4. Step 4: Simplify right side
    1,604,075.29x = 1,551,189,415,179.35
  5. Step 5: Solve for x
    x = 1,551,189,415,179.35/1,604,075.29
  6. Step 6: Final answer
    x = 967,030.30

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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.