Home / 1,518,316.02-2,095,275.78-829,990.76

Finding the Fourth Proportional to 1,518,316.02, 2,095,275.78 and 829,990.76

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Solution

The fourth proportional to 1,518,316.02, 2,095,275.78 and 829,990.76 is: 1,145,387.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,316.02 : 2,095,275.78 = 829,990.76 : x
  2. Step 2: Convert to fraction form
    1,518,316.02/2,095,275.78 = 829,990.76/x
  3. Step 3: Cross multiply
    1,518,316.02x = 2,095,275.78 × 829,990.76
  4. Step 4: Simplify right side
    1,518,316.02x = 1,739,059,537,051.79
  5. Step 5: Solve for x
    x = 1,739,059,537,051.79/1,518,316.02
  6. Step 6: Final answer
    x = 1,145,387.07

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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.