Home / 1,154,674.95-1,593,387.15-638,398.97

Finding the Fourth Proportional to 1,154,674.95, 1,593,387.15 and 638,398.97

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Solution

The fourth proportional to 1,154,674.95, 1,593,387.15 and 638,398.97 is: 880,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,674.95 : 1,593,387.15 = 638,398.97 : x
  2. Step 2: Convert to fraction form
    1,154,674.95/1,593,387.15 = 638,398.97/x
  3. Step 3: Cross multiply
    1,154,674.95x = 1,593,387.15 × 638,398.97
  4. Step 4: Simplify right side
    1,154,674.95x = 1,017,216,710,985.51
  5. Step 5: Solve for x
    x = 1,017,216,710,985.51/1,154,674.95
  6. Step 6: Final answer
    x = 880,955.04

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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.