Home / 1,265,870.26-1,898,790.80-507,904.66

Finding the Fourth Proportional to 1,265,870.26, 1,898,790.80 and 507,904.66

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Solution

The fourth proportional to 1,265,870.26, 1,898,790.80 and 507,904.66 is: 761,851.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,870.26 : 1,898,790.80 = 507,904.66 : x
  2. Step 2: Convert to fraction form
    1,265,870.26/1,898,790.80 = 507,904.66/x
  3. Step 3: Cross multiply
    1,265,870.26x = 1,898,790.80 × 507,904.66
  4. Step 4: Simplify right side
    1,265,870.26x = 964,404,686,191.17
  5. Step 5: Solve for x
    x = 964,404,686,191.17/1,265,870.26
  6. Step 6: Final answer
    x = 761,851.13

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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.