Home / 1,559,279.80-2,338,919.70-887,433.40

Finding the Fourth Proportional to 1,559,279.80, 2,338,919.70 and 887,433.40

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Solution

The fourth proportional to 1,559,279.80, 2,338,919.70 and 887,433.40 is: 1,331,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,279.80 : 2,338,919.70 = 887,433.40 : x
  2. Step 2: Convert to fraction form
    1,559,279.80/2,338,919.70 = 887,433.40/x
  3. Step 3: Cross multiply
    1,559,279.80x = 2,338,919.70 × 887,433.40
  4. Step 4: Simplify right side
    1,559,279.80x = 2,075,635,461,697.98
  5. Step 5: Solve for x
    x = 2,075,635,461,697.98/1,559,279.80
  6. Step 6: Final answer
    x = 1,331,150.10

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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.