Home / 1,518,713.02-2,095,825.12-830,373.91

Finding the Fourth Proportional to 1,518,713.02, 2,095,825.12 and 830,373.91

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Solution

The fourth proportional to 1,518,713.02, 2,095,825.12 and 830,373.91 is: 1,145,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,713.02 : 2,095,825.12 = 830,373.91 : x
  2. Step 2: Convert to fraction form
    1,518,713.02/2,095,825.12 = 830,373.91/x
  3. Step 3: Cross multiply
    1,518,713.02x = 2,095,825.12 × 830,373.91
  4. Step 4: Simplify right side
    1,518,713.02x = 1,740,318,492,255.12
  5. Step 5: Solve for x
    x = 1,740,318,492,255.12/1,518,713.02
  6. Step 6: Final answer
    x = 1,145,916.62

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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.