Home / 1,045,935.20-1,569,939.60-514,056.80

Finding the Fourth Proportional to 1,045,935.20, 1,569,939.60 and 514,056.80

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Solution

The fourth proportional to 1,045,935.20, 1,569,939.60 and 514,056.80 is: 771,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,935.20 : 1,569,939.60 = 514,056.80 : x
  2. Step 2: Convert to fraction form
    1,045,935.20/1,569,939.60 = 514,056.80/x
  3. Step 3: Cross multiply
    1,045,935.20x = 1,569,939.60 × 514,056.80
  4. Step 4: Simplify right side
    1,045,935.20x = 807,038,126,969.28
  5. Step 5: Solve for x
    x = 807,038,126,969.28/1,045,935.20
  6. Step 6: Final answer
    x = 771,594.77

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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.