Home / 1,037,742.10-1,557,779.55-802,129.30

Finding the Fourth Proportional to 1,037,742.10, 1,557,779.55 and 802,129.30

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Solution

The fourth proportional to 1,037,742.10, 1,557,779.55 and 802,129.30 is: 1,204,095.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,742.10 : 1,557,779.55 = 802,129.30 : x
  2. Step 2: Convert to fraction form
    1,037,742.10/1,557,779.55 = 802,129.30/x
  3. Step 3: Cross multiply
    1,037,742.10x = 1,557,779.55 × 802,129.30
  4. Step 4: Simplify right side
    1,037,742.10x = 1,249,540,619,995.82
  5. Step 5: Solve for x
    x = 1,249,540,619,995.82/1,037,742.10
  6. Step 6: Final answer
    x = 1,204,095.53

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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.