Home / 1,513,946.10-2,271,128.13-554,275.92

Finding the Fourth Proportional to 1,513,946.10, 2,271,128.13 and 554,275.92

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Solution

The fourth proportional to 1,513,946.10, 2,271,128.13 and 554,275.92 is: 831,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,946.10 : 2,271,128.13 = 554,275.92 : x
  2. Step 2: Convert to fraction form
    1,513,946.10/2,271,128.13 = 554,275.92/x
  3. Step 3: Cross multiply
    1,513,946.10x = 2,271,128.13 × 554,275.92
  4. Step 4: Simplify right side
    1,513,946.10x = 1,258,831,633,693.63
  5. Step 5: Solve for x
    x = 1,258,831,633,693.63/1,513,946.10
  6. Step 6: Final answer
    x = 831,490.39

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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.