Home / 1,570,240.70-2,356,138.65-896,839.10

Finding the Fourth Proportional to 1,570,240.70, 2,356,138.65 and 896,839.10

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Solution

The fourth proportional to 1,570,240.70, 2,356,138.65 and 896,839.10 is: 1,345,702.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,240.70 : 2,356,138.65 = 896,839.10 : x
  2. Step 2: Convert to fraction form
    1,570,240.70/2,356,138.65 = 896,839.10/x
  3. Step 3: Cross multiply
    1,570,240.70x = 2,356,138.65 × 896,839.10
  4. Step 4: Simplify right side
    1,570,240.70x = 2,113,077,266,341.22
  5. Step 5: Solve for x
    x = 2,113,077,266,341.22/1,570,240.70
  6. Step 6: Final answer
    x = 1,345,702.77

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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.