Home / 1,124,547.46-1,686,821.24-325,829.52

Finding the Fourth Proportional to 1,124,547.46, 1,686,821.24 and 325,829.52

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Solution

The fourth proportional to 1,124,547.46, 1,686,821.24 and 325,829.52 is: 488,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,547.46 : 1,686,821.24 = 325,829.52 : x
  2. Step 2: Convert to fraction form
    1,124,547.46/1,686,821.24 = 325,829.52/x
  3. Step 3: Cross multiply
    1,124,547.46x = 1,686,821.24 × 325,829.52
  4. Step 4: Simplify right side
    1,124,547.46x = 549,616,154,955.01
  5. Step 5: Solve for x
    x = 549,616,154,955.01/1,124,547.46
  6. Step 6: Final answer
    x = 488,744.29

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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.