Home / 1,688,307.40-2,329,877.84-924,367.24

Finding the Fourth Proportional to 1,688,307.40, 2,329,877.84 and 924,367.24

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Solution

The fourth proportional to 1,688,307.40, 2,329,877.84 and 924,367.24 is: 1,275,634.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,307.40 : 2,329,877.84 = 924,367.24 : x
  2. Step 2: Convert to fraction form
    1,688,307.40/2,329,877.84 = 924,367.24/x
  3. Step 3: Cross multiply
    1,688,307.40x = 2,329,877.84 × 924,367.24
  4. Step 4: Simplify right side
    1,688,307.40x = 2,153,662,748,497.96
  5. Step 5: Solve for x
    x = 2,153,662,748,497.96/1,688,307.40
  6. Step 6: Final answer
    x = 1,275,634.25

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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.