Home / 1,547,523.71-2,321,941.71-749,399.93

Finding the Fourth Proportional to 1,547,523.71, 2,321,941.71 and 749,399.93

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Solution

The fourth proportional to 1,547,523.71, 2,321,941.71 and 749,399.93 is: 1,124,417.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,523.71 : 2,321,941.71 = 749,399.93 : x
  2. Step 2: Convert to fraction form
    1,547,523.71/2,321,941.71 = 749,399.93/x
  3. Step 3: Cross multiply
    1,547,523.71x = 2,321,941.71 × 749,399.93
  4. Step 4: Simplify right side
    1,547,523.71x = 1,740,062,939,581.37
  5. Step 5: Solve for x
    x = 1,740,062,939,581.37/1,547,523.71
  6. Step 6: Final answer
    x = 1,124,417.63

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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.