Home / 1,047,292.80-1,569,902.40-514,377.60

Finding the Fourth Proportional to 1,047,292.80, 1,569,902.40 and 514,377.60

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Solution

The fourth proportional to 1,047,292.80, 1,569,902.40 and 514,377.60 is: 771,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,292.80 : 1,569,902.40 = 514,377.60 : x
  2. Step 2: Convert to fraction form
    1,047,292.80/1,569,902.40 = 514,377.60/x
  3. Step 3: Cross multiply
    1,047,292.80x = 1,569,902.40 × 514,377.60
  4. Step 4: Simplify right side
    1,047,292.80x = 807,522,628,746.24
  5. Step 5: Solve for x
    x = 807,522,628,746.24/1,047,292.80
  6. Step 6: Final answer
    x = 771,057.18

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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.