Home / 1,018,520.61-1,533,874.18-927,720.46

Finding the Fourth Proportional to 1,018,520.61, 1,533,874.18 and 927,720.46

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Solution

The fourth proportional to 1,018,520.61, 1,533,874.18 and 927,720.46 is: 1,397,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,520.61 : 1,533,874.18 = 927,720.46 : x
  2. Step 2: Convert to fraction form
    1,018,520.61/1,533,874.18 = 927,720.46/x
  3. Step 3: Cross multiply
    1,018,520.61x = 1,533,874.18 × 927,720.46
  4. Step 4: Simplify right side
    1,018,520.61x = 1,423,006,459,851.72
  5. Step 5: Solve for x
    x = 1,423,006,459,851.72/1,018,520.61
  6. Step 6: Final answer
    x = 1,397,130.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.