Home / 1,490,304.27-2,056,669.50-837,045.23

Finding the Fourth Proportional to 1,490,304.27, 2,056,669.50 and 837,045.23

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Solution

The fourth proportional to 1,490,304.27, 2,056,669.50 and 837,045.23 is: 1,155,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,304.27 : 2,056,669.50 = 837,045.23 : x
  2. Step 2: Convert to fraction form
    1,490,304.27/2,056,669.50 = 837,045.23/x
  3. Step 3: Cross multiply
    1,490,304.27x = 2,056,669.50 × 837,045.23
  4. Step 4: Simplify right side
    1,490,304.27x = 1,721,525,384,378.14
  5. Step 5: Solve for x
    x = 1,721,525,384,378.14/1,490,304.27
  6. Step 6: Final answer
    x = 1,155,150.27

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1.5x scale

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.