Home / 1,513,886.32-2,268,258.90-913,586.06

Finding the Fourth Proportional to 1,513,886.32, 2,268,258.90 and 913,586.06

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Solution

The fourth proportional to 1,513,886.32, 2,268,258.90 and 913,586.06 is: 1,368,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,886.32 : 2,268,258.90 = 913,586.06 : x
  2. Step 2: Convert to fraction form
    1,513,886.32/2,268,258.90 = 913,586.06/x
  3. Step 3: Cross multiply
    1,513,886.32x = 2,268,258.90 × 913,586.06
  4. Step 4: Simplify right side
    1,513,886.32x = 2,072,249,711,510.93
  5. Step 5: Solve for x
    x = 2,072,249,711,510.93/1,513,886.32
  6. Step 6: Final answer
    x = 1,368,827.82

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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.