Home / 1,343,530.76-1,854,004.02-739,802.12

Finding the Fourth Proportional to 1,343,530.76, 1,854,004.02 and 739,802.12

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Solution

The fourth proportional to 1,343,530.76, 1,854,004.02 and 739,802.12 is: 1,020,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,530.76 : 1,854,004.02 = 739,802.12 : x
  2. Step 2: Convert to fraction form
    1,343,530.76/1,854,004.02 = 739,802.12/x
  3. Step 3: Cross multiply
    1,343,530.76x = 1,854,004.02 × 739,802.12
  4. Step 4: Simplify right side
    1,343,530.76x = 1,371,596,104,484.52
  5. Step 5: Solve for x
    x = 1,371,596,104,484.52/1,343,530.76
  6. Step 6: Final answer
    x = 1,020,889.25

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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.