Home / 5,090,886.18-7,634,328.15-1,851,654.87

Finding the Fourth Proportional to 5,090,886.18, 7,634,328.15 and 1,851,654.87

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Solution

The fourth proportional to 5,090,886.18, 7,634,328.15 and 1,851,654.87 is: 2,776,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,886.18 : 7,634,328.15 = 1,851,654.87 : x
  2. Step 2: Convert to fraction form
    5,090,886.18/7,634,328.15 = 1,851,654.87/x
  3. Step 3: Cross multiply
    5,090,886.18x = 7,634,328.15 × 1,851,654.87
  4. Step 4: Simplify right side
    5,090,886.18x = 14,136,140,898,125.59
  5. Step 5: Solve for x
    x = 14,136,140,898,125.59/5,090,886.18
  6. Step 6: Final answer
    x = 2,776,754.46

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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.