Home / 1,506,073.73-2,078,417.86-817,774.60

Finding the Fourth Proportional to 1,506,073.73, 2,078,417.86 and 817,774.60

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Solution

The fourth proportional to 1,506,073.73, 2,078,417.86 and 817,774.60 is: 1,128,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,073.73 : 2,078,417.86 = 817,774.60 : x
  2. Step 2: Convert to fraction form
    1,506,073.73/2,078,417.86 = 817,774.60/x
  3. Step 3: Cross multiply
    1,506,073.73x = 2,078,417.86 × 817,774.60
  4. Step 4: Simplify right side
    1,506,073.73x = 1,699,677,323,702.27
  5. Step 5: Solve for x
    x = 1,699,677,323,702.27/1,506,073.73
  6. Step 6: Final answer
    x = 1,128,548.55

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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.