Home / 1,128,803.88-1,692,812.16-497,373.24

Finding the Fourth Proportional to 1,128,803.88, 1,692,812.16 and 497,373.24

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Solution

The fourth proportional to 1,128,803.88, 1,692,812.16 and 497,373.24 is: 745,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,803.88 : 1,692,812.16 = 497,373.24 : x
  2. Step 2: Convert to fraction form
    1,128,803.88/1,692,812.16 = 497,373.24/x
  3. Step 3: Cross multiply
    1,128,803.88x = 1,692,812.16 × 497,373.24
  4. Step 4: Simplify right side
    1,128,803.88x = 841,959,468,730.60
  5. Step 5: Solve for x
    x = 841,959,468,730.60/1,128,803.88
  6. Step 6: Final answer
    x = 745,886.41

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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.