Home / 1,057,901.40-1,586,528.10-347,765.40

Finding the Fourth Proportional to 1,057,901.40, 1,586,528.10 and 347,765.40

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Solution

The fourth proportional to 1,057,901.40, 1,586,528.10 and 347,765.40 is: 521,541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,901.40 : 1,586,528.10 = 347,765.40 : x
  2. Step 2: Convert to fraction form
    1,057,901.40/1,586,528.10 = 347,765.40/x
  3. Step 3: Cross multiply
    1,057,901.40x = 1,586,528.10 × 347,765.40
  4. Step 4: Simplify right side
    1,057,901.40x = 551,739,579,307.74
  5. Step 5: Solve for x
    x = 551,739,579,307.74/1,057,901.40
  6. Step 6: Final answer
    x = 521,541.59

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Double scale
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1.5x scale

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.