Home / 1,344,031.65-1,854,763.65-740,419.65

Finding the Fourth Proportional to 1,344,031.65, 1,854,763.65 and 740,419.65

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Solution

The fourth proportional to 1,344,031.65, 1,854,763.65 and 740,419.65 is: 1,021,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,031.65 : 1,854,763.65 = 740,419.65 : x
  2. Step 2: Convert to fraction form
    1,344,031.65/1,854,763.65 = 740,419.65/x
  3. Step 3: Cross multiply
    1,344,031.65x = 1,854,763.65 × 740,419.65
  4. Step 4: Simplify right side
    1,344,031.65x = 1,373,303,452,565.72
  5. Step 5: Solve for x
    x = 1,373,303,452,565.72/1,344,031.65
  6. Step 6: Final answer
    x = 1,021,779.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.