Home / 1,249,852.60-1,723,723.50-977,498.20

Finding the Fourth Proportional to 1,249,852.60, 1,723,723.50 and 977,498.20

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Solution

The fourth proportional to 1,249,852.60, 1,723,723.50 and 977,498.20 is: 1,348,108.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,852.60 : 1,723,723.50 = 977,498.20 : x
  2. Step 2: Convert to fraction form
    1,249,852.60/1,723,723.50 = 977,498.20/x
  3. Step 3: Cross multiply
    1,249,852.60x = 1,723,723.50 × 977,498.20
  4. Step 4: Simplify right side
    1,249,852.60x = 1,684,936,618,547.70
  5. Step 5: Solve for x
    x = 1,684,936,618,547.70/1,249,852.60
  6. Step 6: Final answer
    x = 1,348,108.26

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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.