Home / 1,165,532.65-1,748,547.74-660,335.65

Finding the Fourth Proportional to 1,165,532.65, 1,748,547.74 and 660,335.65

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Solution

The fourth proportional to 1,165,532.65, 1,748,547.74 and 660,335.65 is: 990,644.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,532.65 : 1,748,547.74 = 660,335.65 : x
  2. Step 2: Convert to fraction form
    1,165,532.65/1,748,547.74 = 660,335.65/x
  3. Step 3: Cross multiply
    1,165,532.65x = 1,748,547.74 × 660,335.65
  4. Step 4: Simplify right side
    1,165,532.65x = 1,154,628,408,448.93
  5. Step 5: Solve for x
    x = 1,154,628,408,448.93/1,165,532.65
  6. Step 6: Final answer
    x = 990,644.41

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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.