Home / 1,036,842.40-1,555,030.20-371,994.40

Finding the Fourth Proportional to 1,036,842.40, 1,555,030.20 and 371,994.40

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Solution

The fourth proportional to 1,036,842.40, 1,555,030.20 and 371,994.40 is: 557,907.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,842.40 : 1,555,030.20 = 371,994.40 : x
  2. Step 2: Convert to fraction form
    1,036,842.40/1,555,030.20 = 371,994.40/x
  3. Step 3: Cross multiply
    1,036,842.40x = 1,555,030.20 × 371,994.40
  4. Step 4: Simplify right side
    1,036,842.40x = 578,462,526,230.88
  5. Step 5: Solve for x
    x = 578,462,526,230.88/1,036,842.40
  6. Step 6: Final answer
    x = 557,907.86

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Double scale
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1.5x scale

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.