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Finding the Fourth Proportional to 1,506,252, 2,078,812.08 and 870,348

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Solution

The fourth proportional to 1,506,252, 2,078,812.08 and 870,348 is: 1,201,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,252 : 2,078,812.08 = 870,348 : x
  2. Step 2: Convert to fraction form
    1,506,252/2,078,812.08 = 870,348/x
  3. Step 3: Cross multiply
    1,506,252x = 2,078,812.08 × 870,348
  4. Step 4: Simplify right side
    1,506,252x = 1,809,289,936,203.84
  5. Step 5: Solve for x
    x = 1,809,289,936,203.84/1,506,252
  6. Step 6: Final answer
    x = 1,201,186.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.