Home / 1,554,692.58-2,144,333.70-1,030,455.09

Finding the Fourth Proportional to 1,554,692.58, 2,144,333.70 and 1,030,455.09

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Solution

The fourth proportional to 1,554,692.58, 2,144,333.70 and 1,030,455.09 is: 1,421,271.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,692.58 : 2,144,333.70 = 1,030,455.09 : x
  2. Step 2: Convert to fraction form
    1,554,692.58/2,144,333.70 = 1,030,455.09/x
  3. Step 3: Cross multiply
    1,554,692.58x = 2,144,333.70 × 1,030,455.09
  4. Step 4: Simplify right side
    1,554,692.58x = 2,209,639,575,823.53
  5. Step 5: Solve for x
    x = 2,209,639,575,823.53/1,554,692.58
  6. Step 6: Final answer
    x = 1,421,271.06

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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.