Home / 1,525,001.65-2,286,720.91-805,729.45

Finding the Fourth Proportional to 1,525,001.65, 2,286,720.91 and 805,729.45

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Solution

The fourth proportional to 1,525,001.65, 2,286,720.91 and 805,729.45 is: 1,208,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,001.65 : 2,286,720.91 = 805,729.45 : x
  2. Step 2: Convert to fraction form
    1,525,001.65/2,286,720.91 = 805,729.45/x
  3. Step 3: Cross multiply
    1,525,001.65x = 2,286,720.91 × 805,729.45
  4. Step 4: Simplify right side
    1,525,001.65x = 1,842,478,381,117.80
  5. Step 5: Solve for x
    x = 1,842,478,381,117.80/1,525,001.65
  6. Step 6: Final answer
    x = 1,208,181.24

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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.