Home / 2,076,430.60-3,115,229.10-1,011,507.40

Finding the Fourth Proportional to 2,076,430.60, 3,115,229.10 and 1,011,507.40

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Solution

The fourth proportional to 2,076,430.60, 3,115,229.10 and 1,011,507.40 is: 1,517,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,430.60 : 3,115,229.10 = 1,011,507.40 : x
  2. Step 2: Convert to fraction form
    2,076,430.60/3,115,229.10 = 1,011,507.40/x
  3. Step 3: Cross multiply
    2,076,430.60x = 3,115,229.10 × 1,011,507.40
  4. Step 4: Simplify right side
    2,076,430.60x = 3,151,077,287,345.34
  5. Step 5: Solve for x
    x = 3,151,077,287,345.34/2,076,430.60
  6. Step 6: Final answer
    x = 1,517,545.20

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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.