Home / 1,411,363.92-2,117,047.53-386,702.87

Finding the Fourth Proportional to 1,411,363.92, 2,117,047.53 and 386,702.87

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Solution

The fourth proportional to 1,411,363.92, 2,117,047.53 and 386,702.87 is: 580,054.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,363.92 : 2,117,047.53 = 386,702.87 : x
  2. Step 2: Convert to fraction form
    1,411,363.92/2,117,047.53 = 386,702.87/x
  3. Step 3: Cross multiply
    1,411,363.92x = 2,117,047.53 × 386,702.87
  4. Step 4: Simplify right side
    1,411,363.92x = 818,668,345,192.17
  5. Step 5: Solve for x
    x = 818,668,345,192.17/1,411,363.92
  6. Step 6: Final answer
    x = 580,054.75

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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.