Home / 1,637,141.85-2,242,895.16-1,575,779.59

Finding the Fourth Proportional to 1,637,141.85, 2,242,895.16 and 1,575,779.59

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Solution

The fourth proportional to 1,637,141.85, 2,242,895.16 and 1,575,779.59 is: 2,158,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,141.85 : 2,242,895.16 = 1,575,779.59 : x
  2. Step 2: Convert to fraction form
    1,637,141.85/2,242,895.16 = 1,575,779.59/x
  3. Step 3: Cross multiply
    1,637,141.85x = 2,242,895.16 × 1,575,779.59
  4. Step 4: Simplify right side
    1,637,141.85x = 3,534,308,430,658.72
  5. Step 5: Solve for x
    x = 3,534,308,430,658.72/1,637,141.85
  6. Step 6: Final answer
    x = 2,158,828.46

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.