Home / 1,108,817.10-1,530,167.15-625,381.16

Finding the Fourth Proportional to 1,108,817.10, 1,530,167.15 and 625,381.16

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Solution

The fourth proportional to 1,108,817.10, 1,530,167.15 and 625,381.16 is: 863,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,817.10 : 1,530,167.15 = 625,381.16 : x
  2. Step 2: Convert to fraction form
    1,108,817.10/1,530,167.15 = 625,381.16/x
  3. Step 3: Cross multiply
    1,108,817.10x = 1,530,167.15 × 625,381.16
  4. Step 4: Simplify right side
    1,108,817.10x = 956,937,701,173.51
  5. Step 5: Solve for x
    x = 956,937,701,173.51/1,108,817.10
  6. Step 6: Final answer
    x = 863,025.74

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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.