Home / 1,043,532.20-1,567,199.10-912,895.40

Finding the Fourth Proportional to 1,043,532.20, 1,567,199.10 and 912,895.40

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Solution

The fourth proportional to 1,043,532.20, 1,567,199.10 and 912,895.40 is: 1,371,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,532.20 : 1,567,199.10 = 912,895.40 : x
  2. Step 2: Convert to fraction form
    1,043,532.20/1,567,199.10 = 912,895.40/x
  3. Step 3: Cross multiply
    1,043,532.20x = 1,567,199.10 × 912,895.40
  4. Step 4: Simplify right side
    1,043,532.20x = 1,430,688,849,274.14
  5. Step 5: Solve for x
    x = 1,430,688,849,274.14/1,043,532.20
  6. Step 6: Final answer
    x = 1,371,005.94

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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.