Home / 1,343,988.35-1,854,703.12-740,376.35

Finding the Fourth Proportional to 1,343,988.35, 1,854,703.12 and 740,376.35

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Solution

The fourth proportional to 1,343,988.35, 1,854,703.12 and 740,376.35 is: 1,021,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,988.35 : 1,854,703.12 = 740,376.35 : x
  2. Step 2: Convert to fraction form
    1,343,988.35/1,854,703.12 = 740,376.35/x
  3. Step 3: Cross multiply
    1,343,988.35x = 1,854,703.12 × 740,376.35
  4. Step 4: Simplify right side
    1,343,988.35x = 1,373,178,323,538.10
  5. Step 5: Solve for x
    x = 1,373,178,323,538.10/1,343,988.35
  6. Step 6: Final answer
    x = 1,021,718.92

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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.