Home / 1,114,280.76-1,537,707.40-604,983.20

Finding the Fourth Proportional to 1,114,280.76, 1,537,707.40 and 604,983.20

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Solution

The fourth proportional to 1,114,280.76, 1,537,707.40 and 604,983.20 is: 834,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,280.76 : 1,537,707.40 = 604,983.20 : x
  2. Step 2: Convert to fraction form
    1,114,280.76/1,537,707.40 = 604,983.20/x
  3. Step 3: Cross multiply
    1,114,280.76x = 1,537,707.40 × 604,983.20
  4. Step 4: Simplify right side
    1,114,280.76x = 930,287,143,515.68
  5. Step 5: Solve for x
    x = 930,287,143,515.68/1,114,280.76
  6. Step 6: Final answer
    x = 834,876.79

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.