Home / 1,065,610.48-1,590,642.50-931,088.08

Finding the Fourth Proportional to 1,065,610.48, 1,590,642.50 and 931,088.08

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Solution

The fourth proportional to 1,065,610.48, 1,590,642.50 and 931,088.08 is: 1,389,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,610.48 : 1,590,642.50 = 931,088.08 : x
  2. Step 2: Convert to fraction form
    1,065,610.48/1,590,642.50 = 931,088.08/x
  3. Step 3: Cross multiply
    1,065,610.48x = 1,590,642.50 × 931,088.08
  4. Step 4: Simplify right side
    1,065,610.48x = 1,481,028,271,291.40
  5. Step 5: Solve for x
    x = 1,481,028,271,291.40/1,065,610.48
  6. Step 6: Final answer
    x = 1,389,840.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.