Home / 1,134,271.42-1,564,802.75-675,128.52

Finding the Fourth Proportional to 1,134,271.42, 1,564,802.75 and 675,128.52

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Solution

The fourth proportional to 1,134,271.42, 1,564,802.75 and 675,128.52 is: 931,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,271.42 : 1,564,802.75 = 675,128.52 : x
  2. Step 2: Convert to fraction form
    1,134,271.42/1,564,802.75 = 675,128.52/x
  3. Step 3: Cross multiply
    1,134,271.42x = 1,564,802.75 × 675,128.52
  4. Step 4: Simplify right side
    1,134,271.42x = 1,056,442,966,387.25
  5. Step 5: Solve for x
    x = 1,056,442,966,387.25/1,134,271.42
  6. Step 6: Final answer
    x = 931,384.63

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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.