Home / 1,506,274.95-2,078,652.66-817,941.21

Finding the Fourth Proportional to 1,506,274.95, 2,078,652.66 and 817,941.21

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Solution

The fourth proportional to 1,506,274.95, 2,078,652.66 and 817,941.21 is: 1,128,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,274.95 : 2,078,652.66 = 817,941.21 : x
  2. Step 2: Convert to fraction form
    1,506,274.95/2,078,652.66 = 817,941.21/x
  3. Step 3: Cross multiply
    1,506,274.95x = 2,078,652.66 × 817,941.21
  4. Step 4: Simplify right side
    1,506,274.95x = 1,700,215,671,890.12
  5. Step 5: Solve for x
    x = 1,700,215,671,890.12/1,506,274.95
  6. Step 6: Final answer
    x = 1,128,755.19

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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.