Home / 1,187,090.60-1,779,174.06-675,184.97

Finding the Fourth Proportional to 1,187,090.60, 1,779,174.06 and 675,184.97

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Solution

The fourth proportional to 1,187,090.60, 1,779,174.06 and 675,184.97 is: 1,011,946.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,090.60 : 1,779,174.06 = 675,184.97 : x
  2. Step 2: Convert to fraction form
    1,187,090.60/1,779,174.06 = 675,184.97/x
  3. Step 3: Cross multiply
    1,187,090.60x = 1,779,174.06 × 675,184.97
  4. Step 4: Simplify right side
    1,187,090.60x = 1,201,271,575,430.01
  5. Step 5: Solve for x
    x = 1,201,271,575,430.01/1,187,090.60
  6. Step 6: Final answer
    x = 1,011,946.00

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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.