Home / 1,037,903.10-1,558,021.05-802,290.30

Finding the Fourth Proportional to 1,037,903.10, 1,558,021.05 and 802,290.30

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Solution

The fourth proportional to 1,037,903.10, 1,558,021.05 and 802,290.30 is: 1,204,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,903.10 : 1,558,021.05 = 802,290.30 : x
  2. Step 2: Convert to fraction form
    1,037,903.10/1,558,021.05 = 802,290.30/x
  3. Step 3: Cross multiply
    1,037,903.10x = 1,558,021.05 × 802,290.30
  4. Step 4: Simplify right side
    1,037,903.10x = 1,249,985,175,610.82
  5. Step 5: Solve for x
    x = 1,249,985,175,610.82/1,037,903.10
  6. Step 6: Final answer
    x = 1,204,337.07

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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.