Home / 1,258,549.02-1,886,141.88-459,079.02

Finding the Fourth Proportional to 1,258,549.02, 1,886,141.88 and 459,079.02

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Solution

The fourth proportional to 1,258,549.02, 1,886,141.88 and 459,079.02 is: 688,005.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,549.02 : 1,886,141.88 = 459,079.02 : x
  2. Step 2: Convert to fraction form
    1,258,549.02/1,886,141.88 = 459,079.02/x
  3. Step 3: Cross multiply
    1,258,549.02x = 1,886,141.88 × 459,079.02
  4. Step 4: Simplify right side
    1,258,549.02x = 865,888,165,851.36
  5. Step 5: Solve for x
    x = 865,888,165,851.36/1,258,549.02
  6. Step 6: Final answer
    x = 688,005.12

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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.