Home / 1,039,656.40-1,557,807.90-589,037.20

Finding the Fourth Proportional to 1,039,656.40, 1,557,807.90 and 589,037.20

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Solution

The fourth proportional to 1,039,656.40, 1,557,807.90 and 589,037.20 is: 882,605.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,656.40 : 1,557,807.90 = 589,037.20 : x
  2. Step 2: Convert to fraction form
    1,039,656.40/1,557,807.90 = 589,037.20/x
  3. Step 3: Cross multiply
    1,039,656.40x = 1,557,807.90 × 589,037.20
  4. Step 4: Simplify right side
    1,039,656.40x = 917,606,803,553.88
  5. Step 5: Solve for x
    x = 917,606,803,553.88/1,039,656.40
  6. Step 6: Final answer
    x = 882,605.83

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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.