Home / 1,323,810.18-1,827,492.57-814,948.74

Finding the Fourth Proportional to 1,323,810.18, 1,827,492.57 and 814,948.74

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Solution

The fourth proportional to 1,323,810.18, 1,827,492.57 and 814,948.74 is: 1,125,019.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,810.18 : 1,827,492.57 = 814,948.74 : x
  2. Step 2: Convert to fraction form
    1,323,810.18/1,827,492.57 = 814,948.74/x
  3. Step 3: Cross multiply
    1,323,810.18x = 1,827,492.57 × 814,948.74
  4. Step 4: Simplify right side
    1,323,810.18x = 1,489,312,767,280.86
  5. Step 5: Solve for x
    x = 1,489,312,767,280.86/1,323,810.18
  6. Step 6: Final answer
    x = 1,125,019.88

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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.