Home / 1,384,483.04-2,076,715.20-745,087.68

Finding the Fourth Proportional to 1,384,483.04, 2,076,715.20 and 745,087.68

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Solution

The fourth proportional to 1,384,483.04, 2,076,715.20 and 745,087.68 is: 1,117,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,483.04 : 2,076,715.20 = 745,087.68 : x
  2. Step 2: Convert to fraction form
    1,384,483.04/2,076,715.20 = 745,087.68/x
  3. Step 3: Cross multiply
    1,384,483.04x = 2,076,715.20 × 745,087.68
  4. Step 4: Simplify right side
    1,384,483.04x = 1,547,334,910,388.74
  5. Step 5: Solve for x
    x = 1,547,334,910,388.74/1,384,483.04
  6. Step 6: Final answer
    x = 1,117,626.48

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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.