Home / 1,688,258.84-2,329,796.12-924,312.20

Finding the Fourth Proportional to 1,688,258.84, 2,329,796.12 and 924,312.20

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Solution

The fourth proportional to 1,688,258.84, 2,329,796.12 and 924,312.20 is: 1,275,550.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,258.84 : 2,329,796.12 = 924,312.20 : x
  2. Step 2: Convert to fraction form
    1,688,258.84/2,329,796.12 = 924,312.20/x
  3. Step 3: Cross multiply
    1,688,258.84x = 2,329,796.12 × 924,312.20
  4. Step 4: Simplify right side
    1,688,258.84x = 2,153,458,977,228.66
  5. Step 5: Solve for x
    x = 2,153,458,977,228.66/1,688,258.84
  6. Step 6: Final answer
    x = 1,275,550.25

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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.