Home / 1,229,779.74-1,840,886.16-802,395.30

Finding the Fourth Proportional to 1,229,779.74, 1,840,886.16 and 802,395.30

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Solution

The fourth proportional to 1,229,779.74, 1,840,886.16 and 802,395.30 is: 1,201,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,779.74 : 1,840,886.16 = 802,395.30 : x
  2. Step 2: Convert to fraction form
    1,229,779.74/1,840,886.16 = 802,395.30/x
  3. Step 3: Cross multiply
    1,229,779.74x = 1,840,886.16 × 802,395.30
  4. Step 4: Simplify right side
    1,229,779.74x = 1,477,118,402,619.05
  5. Step 5: Solve for x
    x = 1,477,118,402,619.05/1,229,779.74
  6. Step 6: Final answer
    x = 1,201,124.36

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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.